Home / 89,299,584,000.10-133,949,376,000.15-72,769,643,136.10

Finding the Fourth Proportional to 89,299,584,000.10, 133,949,376,000.15 and 72,769,643,136.10

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Solution

The fourth proportional to 89,299,584,000.10, 133,949,376,000.15 and 72,769,643,136.10 is: 109,154,464,704.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,299,584,000.10 : 133,949,376,000.15 = 72,769,643,136.10 : x
  2. Step 2: Convert to fraction form
    89,299,584,000.10/133,949,376,000.15 = 72,769,643,136.10/x
  3. Step 3: Cross multiply
    89,299,584,000.10x = 133,949,376,000.15 × 72,769,643,136.10
  4. Step 4: Simplify right side
    89,299,584,000.10x = 9,747,448,289,834,194,436,096
  5. Step 5: Solve for x
    x = 9,747,448,289,834,194,436,096/89,299,584,000.10
  6. Step 6: Final answer
    x = 109,154,464,704.15

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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.