Home / 98,681,176.96-136,181,636.88-54,026,404.24

Finding the Fourth Proportional to 98,681,176.96, 136,181,636.88 and 54,026,404.24

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Solution

The fourth proportional to 98,681,176.96, 136,181,636.88 and 54,026,404.24 is: 74,557,320.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    98,681,176.96 : 136,181,636.88 = 54,026,404.24 : x
  2. Step 2: Convert to fraction form
    98,681,176.96/136,181,636.88 = 54,026,404.24/x
  3. Step 3: Cross multiply
    98,681,176.96x = 136,181,636.88 × 54,026,404.24
  4. Step 4: Simplify right side
    98,681,176.96x = 7,357,404,164,143,772
  5. Step 5: Solve for x
    x = 7,357,404,164,143,772/98,681,176.96
  6. Step 6: Final answer
    x = 74,557,320.77

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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.