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Finding the Fourth Proportional to 1,036,385,660.68, 1,554,578,491.01 and 1,036,385,660.68

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Solution

The fourth proportional to 1,036,385,660.68, 1,554,578,491.01 and 1,036,385,660.68 is: 1,554,578,491.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,036,385,660.68 : 1,554,578,491.01 = 1,036,385,660.68 : x
  2. Step 2: Convert to fraction form
    1,036,385,660.68/1,554,578,491.01 = 1,036,385,660.68/x
  3. Step 3: Cross multiply
    1,036,385,660.68x = 1,554,578,491.01 × 1,036,385,660.68
  4. Step 4: Simplify right side
    1,036,385,660.68x = 1,611,142,856,484,316,160
  5. Step 5: Solve for x
    x = 1,611,142,856,484,316,160/1,036,385,660.68
  6. Step 6: Final answer
    x = 1,554,578,491.01

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Double scale
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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.