Home / 284,672,154.11-427,026,967.52-74,587,984.19

Finding the Fourth Proportional to 284,672,154.11, 427,026,967.52 and 74,587,984.19

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Solution

The fourth proportional to 284,672,154.11, 427,026,967.52 and 74,587,984.19 is: 111,886,885.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    284,672,154.11 : 427,026,967.52 = 74,587,984.19 : x
  2. Step 2: Convert to fraction form
    284,672,154.11/427,026,967.52 = 74,587,984.19/x
  3. Step 3: Cross multiply
    284,672,154.11x = 427,026,967.52 × 74,587,984.19
  4. Step 4: Simplify right side
    284,672,154.11x = 31,851,080,699,950,268
  5. Step 5: Solve for x
    x = 31,851,080,699,950,268/284,672,154.11
  6. Step 6: Final answer
    x = 111,886,885.46

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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.