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Finding the Fourth Proportional to 755,495,410.08, 1,133,572,740 and 264,561,039.36

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Solution

The fourth proportional to 755,495,410.08, 1,133,572,740 and 264,561,039.36 is: 396,956,987.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    755,495,410.08 : 1,133,572,740 = 264,561,039.36 : x
  2. Step 2: Convert to fraction form
    755,495,410.08/1,133,572,740 = 264,561,039.36/x
  3. Step 3: Cross multiply
    755,495,410.08x = 1,133,572,740 × 264,561,039.36
  4. Step 4: Simplify right side
    755,495,410.08x = 299,899,182,284,563,072
  5. Step 5: Solve for x
    x = 299,899,182,284,563,072/755,495,410.08
  6. Step 6: Final answer
    x = 396,956,987.80

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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.