Home / 103,593,280.10-155,389,920.15-35,429,900.90

Finding the Fourth Proportional to 103,593,280.10, 155,389,920.15 and 35,429,900.90

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Solution

The fourth proportional to 103,593,280.10, 155,389,920.15 and 35,429,900.90 is: 53,144,851.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    103,593,280.10 : 155,389,920.15 = 35,429,900.90 : x
  2. Step 2: Convert to fraction form
    103,593,280.10/155,389,920.15 = 35,429,900.90/x
  3. Step 3: Cross multiply
    103,593,280.10x = 155,389,920.15 × 35,429,900.90
  4. Step 4: Simplify right side
    103,593,280.10x = 5,505,449,471,773,413
  5. Step 5: Solve for x
    x = 5,505,449,471,773,413/103,593,280.10
  6. Step 6: Final answer
    x = 53,144,851.35

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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.