Home / 124,107,681.48-171,280,697.82-92,691,187.98

Finding the Fourth Proportional to 124,107,681.48, 171,280,697.82 and 92,691,187.98

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Solution

The fourth proportional to 124,107,681.48, 171,280,697.82 and 92,691,187.98 is: 127,922,874.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,107,681.48 : 171,280,697.82 = 92,691,187.98 : x
  2. Step 2: Convert to fraction form
    124,107,681.48/171,280,697.82 = 92,691,187.98/x
  3. Step 3: Cross multiply
    124,107,681.48x = 171,280,697.82 × 92,691,187.98
  4. Step 4: Simplify right side
    124,107,681.48x = 15,876,211,358,979,196
  5. Step 5: Solve for x
    x = 15,876,211,358,979,196/124,107,681.48
  6. Step 6: Final answer
    x = 127,922,874.47

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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.