Home / 834,413,628.60-1,251,620,442.90-607,921,212.60

Finding the Fourth Proportional to 834,413,628.60, 1,251,620,442.90 and 607,921,212.60

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Solution

The fourth proportional to 834,413,628.60, 1,251,620,442.90 and 607,921,212.60 is: 911,881,818.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    834,413,628.60 : 1,251,620,442.90 = 607,921,212.60 : x
  2. Step 2: Convert to fraction form
    834,413,628.60/1,251,620,442.90 = 607,921,212.60/x
  3. Step 3: Cross multiply
    834,413,628.60x = 1,251,620,442.90 × 607,921,212.60
  4. Step 4: Simplify right side
    834,413,628.60x = 760,886,617,362,717,184
  5. Step 5: Solve for x
    x = 760,886,617,362,717,184/834,413,628.60
  6. Step 6: Final answer
    x = 911,881,818.90

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.