Home / 233,135,987.85-321,755,875.98-132,688,848.65

Finding the Fourth Proportional to 233,135,987.85, 321,755,875.98 and 132,688,848.65

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Solution

The fourth proportional to 233,135,987.85, 321,755,875.98 and 132,688,848.65 is: 183,126,668.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    233,135,987.85 : 321,755,875.98 = 132,688,848.65 : x
  2. Step 2: Convert to fraction form
    233,135,987.85/321,755,875.98 = 132,688,848.65/x
  3. Step 3: Cross multiply
    233,135,987.85x = 321,755,875.98 × 132,688,848.65
  4. Step 4: Simplify right side
    233,135,987.85x = 42,693,416,728,549,616
  5. Step 5: Solve for x
    x = 42,693,416,728,549,616/233,135,987.85
  6. Step 6: Final answer
    x = 183,126,668.35

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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.