Home / 135,266,503.80-186,668,132.13-73,386,842.16

Finding the Fourth Proportional to 135,266,503.80, 186,668,132.13 and 73,386,842.16

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Solution

The fourth proportional to 135,266,503.80, 186,668,132.13 and 73,386,842.16 is: 101,274,035.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    135,266,503.80 : 186,668,132.13 = 73,386,842.16 : x
  2. Step 2: Convert to fraction form
    135,266,503.80/186,668,132.13 = 73,386,842.16/x
  3. Step 3: Cross multiply
    135,266,503.80x = 186,668,132.13 × 73,386,842.16
  4. Step 4: Simplify right side
    135,266,503.80x = 13,698,984,748,926,334
  5. Step 5: Solve for x
    x = 13,698,984,748,926,334/135,266,503.80
  6. Step 6: Final answer
    x = 101,274,035.80

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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.