Home / 284,984,548.10-393,275,670.52-159,537,774.30

Finding the Fourth Proportional to 284,984,548.10, 393,275,670.52 and 159,537,774.30

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Solution

The fourth proportional to 284,984,548.10, 393,275,670.52 and 159,537,774.30 is: 220,160,445.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    284,984,548.10 : 393,275,670.52 = 159,537,774.30 : x
  2. Step 2: Convert to fraction form
    284,984,548.10/393,275,670.52 = 159,537,774.30/x
  3. Step 3: Cross multiply
    284,984,548.10x = 393,275,670.52 × 159,537,774.30
  4. Step 4: Simplify right side
    284,984,548.10x = 62,742,325,161,289,128
  5. Step 5: Solve for x
    x = 62,742,325,161,289,128/284,984,548.10
  6. Step 6: Final answer
    x = 220,160,445.82

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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.