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Finding the Fourth Proportional to 562,303,877.52, 843,132,862.02 and 299,665,079.28

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Solution

The fourth proportional to 562,303,877.52, 843,132,862.02 and 299,665,079.28 is: 449,325,508.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    562,303,877.52 : 843,132,862.02 = 299,665,079.28 : x
  2. Step 2: Convert to fraction form
    562,303,877.52/843,132,862.02 = 299,665,079.28/x
  3. Step 3: Cross multiply
    562,303,877.52x = 843,132,862.02 × 299,665,079.28
  4. Step 4: Simplify right side
    562,303,877.52x = 252,657,475,940,796,576
  5. Step 5: Solve for x
    x = 252,657,475,940,796,576/562,303,877.52
  6. Step 6: Final answer
    x = 449,325,508.93

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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.