Home / 96,875,807.56-133,721,009.94-57,729,859.72

Finding the Fourth Proportional to 96,875,807.56, 133,721,009.94 and 57,729,859.72

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Solution

The fourth proportional to 96,875,807.56, 133,721,009.94 and 57,729,859.72 is: 79,686,511.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    96,875,807.56 : 133,721,009.94 = 57,729,859.72 : x
  2. Step 2: Convert to fraction form
    96,875,807.56/133,721,009.94 = 57,729,859.72/x
  3. Step 3: Cross multiply
    96,875,807.56x = 133,721,009.94 × 57,729,859.72
  4. Step 4: Simplify right side
    96,875,807.56x = 7,719,695,145,452,925
  5. Step 5: Solve for x
    x = 7,719,695,145,452,925/96,875,807.56
  6. Step 6: Final answer
    x = 79,686,511.42

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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.