Home / 115,262,059.70-159,062,904.40-63,051,095.87

Finding the Fourth Proportional to 115,262,059.70, 159,062,904.40 and 63,051,095.87

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Solution

The fourth proportional to 115,262,059.70, 159,062,904.40 and 63,051,095.87 is: 87,011,202.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    115,262,059.70 : 159,062,904.40 = 63,051,095.87 : x
  2. Step 2: Convert to fraction form
    115,262,059.70/159,062,904.40 = 63,051,095.87/x
  3. Step 3: Cross multiply
    115,262,059.70x = 159,062,904.40 × 63,051,095.87
  4. Step 4: Simplify right side
    115,262,059.70x = 10,029,090,434,925,076
  5. Step 5: Solve for x
    x = 10,029,090,434,925,076/115,262,059.70
  6. Step 6: Final answer
    x = 87,011,202.66

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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.