Home / 141,140,432.90-211,687,167.42-42,748,746.47

Finding the Fourth Proportional to 141,140,432.90, 211,687,167.42 and 42,748,746.47

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Solution

The fourth proportional to 141,140,432.90, 211,687,167.42 and 42,748,746.47 is: 64,116,007.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    141,140,432.90 : 211,687,167.42 = 42,748,746.47 : x
  2. Step 2: Convert to fraction form
    141,140,432.90/211,687,167.42 = 42,748,746.47/x
  3. Step 3: Cross multiply
    141,140,432.90x = 211,687,167.42 × 42,748,746.47
  4. Step 4: Simplify right side
    141,140,432.90x = 9,049,361,050,990,024
  5. Step 5: Solve for x
    x = 9,049,361,050,990,024/141,140,432.90
  6. Step 6: Final answer
    x = 64,116,007.48

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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.