Home / 85,151,451.86-127,260,653.08-62,170,837.38

Finding the Fourth Proportional to 85,151,451.86, 127,260,653.08 and 62,170,837.38

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Solution

The fourth proportional to 85,151,451.86, 127,260,653.08 and 62,170,837.38 is: 92,915,636.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    85,151,451.86 : 127,260,653.08 = 62,170,837.38 : x
  2. Step 2: Convert to fraction form
    85,151,451.86/127,260,653.08 = 62,170,837.38/x
  3. Step 3: Cross multiply
    85,151,451.86x = 127,260,653.08 × 62,170,837.38
  4. Step 4: Simplify right side
    85,151,451.86x = 7,911,901,367,509,276
  5. Step 5: Solve for x
    x = 7,911,901,367,509,276/85,151,451.86
  6. Step 6: Final answer
    x = 92,915,636.72

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.