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Finding the Fourth Proportional to 732,889,348.48, 1,011,874,318 and 563,041,079.36

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Solution

The fourth proportional to 732,889,348.48, 1,011,874,318 and 563,041,079.36 is: 777,370,839.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    732,889,348.48 : 1,011,874,318 = 563,041,079.36 : x
  2. Step 2: Convert to fraction form
    732,889,348.48/1,011,874,318 = 563,041,079.36/x
  3. Step 3: Cross multiply
    732,889,348.48x = 1,011,874,318 × 563,041,079.36
  4. Step 4: Simplify right side
    732,889,348.48x = 569,726,808,183,383,872
  5. Step 5: Solve for x
    x = 569,726,808,183,383,872/732,889,348.48
  6. Step 6: Final answer
    x = 777,370,839.63

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.