Home / 56,857,718.76-85,062,177.36-43,064,411.50

Finding the Fourth Proportional to 56,857,718.76, 85,062,177.36 and 43,064,411.50

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Solution

The fourth proportional to 56,857,718.76, 85,062,177.36 and 43,064,411.50 is: 64,426,654.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,857,718.76 : 85,062,177.36 = 43,064,411.50 : x
  2. Step 2: Convert to fraction form
    56,857,718.76/85,062,177.36 = 43,064,411.50/x
  3. Step 3: Cross multiply
    56,857,718.76x = 85,062,177.36 × 43,064,411.50
  4. Step 4: Simplify right side
    56,857,718.76x = 3,663,152,608,917,023.50
  5. Step 5: Solve for x
    x = 3,663,152,608,917,023.50/56,857,718.76
  6. Step 6: Final answer
    x = 64,426,654.62

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.