Home / 103,593,280.60-155,389,920.90-35,429,901.40

Finding the Fourth Proportional to 103,593,280.60, 155,389,920.90 and 35,429,901.40

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Solution

The fourth proportional to 103,593,280.60, 155,389,920.90 and 35,429,901.40 is: 53,144,852.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    103,593,280.60 : 155,389,920.90 = 35,429,901.40 : x
  2. Step 2: Convert to fraction form
    103,593,280.60/155,389,920.90 = 35,429,901.40/x
  3. Step 3: Cross multiply
    103,593,280.60x = 155,389,920.90 × 35,429,901.40
  4. Step 4: Simplify right side
    103,593,280.60x = 5,505,449,576,040,799
  5. Step 5: Solve for x
    x = 5,505,449,576,040,799/103,593,280.60
  6. Step 6: Final answer
    x = 53,144,852.10

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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.