Home / 98,996,748.98-136,613,458.59-54,941,189.18

Finding the Fourth Proportional to 98,996,748.98, 136,613,458.59 and 54,941,189.18

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Solution

The fourth proportional to 98,996,748.98, 136,613,458.59 and 54,941,189.18 is: 75,817,700.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    98,996,748.98 : 136,613,458.59 = 54,941,189.18 : x
  2. Step 2: Convert to fraction form
    98,996,748.98/136,613,458.59 = 54,941,189.18/x
  3. Step 3: Cross multiply
    98,996,748.98x = 136,613,458.59 × 54,941,189.18
  4. Step 4: Simplify right side
    98,996,748.98x = 7,505,705,872,927,286
  5. Step 5: Solve for x
    x = 7,505,705,872,927,286/98,996,748.98
  6. Step 6: Final answer
    x = 75,817,700.58

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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.