Home / 99,813,622.28-149,734,715.54-30,732,270.89

Finding the Fourth Proportional to 99,813,622.28, 149,734,715.54 and 30,732,270.89

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Solution

The fourth proportional to 99,813,622.28, 149,734,715.54 and 30,732,270.89 is: 46,102,803.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    99,813,622.28 : 149,734,715.54 = 30,732,270.89 : x
  2. Step 2: Convert to fraction form
    99,813,622.28/149,734,715.54 = 30,732,270.89/x
  3. Step 3: Cross multiply
    99,813,622.28x = 149,734,715.54 × 30,732,270.89
  4. Step 4: Simplify right side
    99,813,622.28x = 4,601,687,838,710,038
  5. Step 5: Solve for x
    x = 4,601,687,838,710,038/99,813,622.28
  6. Step 6: Final answer
    x = 46,102,803.74

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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.