Home / 1,639,132,410.77-2,262,009,541.98-886,445,586.23

Finding the Fourth Proportional to 1,639,132,410.77, 2,262,009,541.98 and 886,445,586.23

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Solution

The fourth proportional to 1,639,132,410.77, 2,262,009,541.98 and 886,445,586.23 is: 1,223,298,594.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,639,132,410.77 : 2,262,009,541.98 = 886,445,586.23 : x
  2. Step 2: Convert to fraction form
    1,639,132,410.77/2,262,009,541.98 = 886,445,586.23/x
  3. Step 3: Cross multiply
    1,639,132,410.77x = 2,262,009,541.98 × 886,445,586.23
  4. Step 4: Simplify right side
    1,639,132,410.77x = 2,005,148,374,487,004,928
  5. Step 5: Solve for x
    x = 2,005,148,374,487,004,928/1,639,132,410.77
  6. Step 6: Final answer
    x = 1,223,298,594.62

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Half scale
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Double scale
Find fourth proportional to 1,639,132,411.77, 2,262,009,543.36 and 886,445,587.23
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.