Home / 805,302,366.01-1,111,299,846.63-466,225,140.64

Finding the Fourth Proportional to 805,302,366.01, 1,111,299,846.63 and 466,225,140.64

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Solution

The fourth proportional to 805,302,366.01, 1,111,299,846.63 and 466,225,140.64 is: 643,380,609.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    805,302,366.01 : 1,111,299,846.63 = 466,225,140.64 : x
  2. Step 2: Convert to fraction form
    805,302,366.01/1,111,299,846.63 = 466,225,140.64/x
  3. Step 3: Cross multiply
    805,302,366.01x = 1,111,299,846.63 × 466,225,140.64
  4. Step 4: Simplify right side
    805,302,366.01x = 518,115,927,288,990,912
  5. Step 5: Solve for x
    x = 518,115,927,288,990,912/805,302,366.01
  6. Step 6: Final answer
    x = 643,380,609.77

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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.