Home / 98,681,186.70-136,181,649.87-54,026,413.74

Finding the Fourth Proportional to 98,681,186.70, 136,181,649.87 and 54,026,413.74

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Solution

The fourth proportional to 98,681,186.70, 136,181,649.87 and 54,026,413.74 is: 74,557,333.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    98,681,186.70 : 136,181,649.87 = 54,026,413.74 : x
  2. Step 2: Convert to fraction form
    98,681,186.70/136,181,649.87 = 54,026,413.74/x
  3. Step 3: Cross multiply
    98,681,186.70x = 136,181,649.87 × 54,026,413.74
  4. Step 4: Simplify right side
    98,681,186.70x = 7,357,406,159,672,438
  5. Step 5: Solve for x
    x = 7,357,406,159,672,438/98,681,186.70
  6. Step 6: Final answer
    x = 74,557,333.63

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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.