Home / 115,785,055.50-159,785,661.86-63,573,634.46

Finding the Fourth Proportional to 115,785,055.50, 159,785,661.86 and 63,573,634.46

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Solution

The fourth proportional to 115,785,055.50, 159,785,661.86 and 63,573,634.46 is: 87,732,870.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    115,785,055.50 : 159,785,661.86 = 63,573,634.46 : x
  2. Step 2: Convert to fraction form
    115,785,055.50/159,785,661.86 = 63,573,634.46/x
  3. Step 3: Cross multiply
    115,785,055.50x = 159,785,661.86 × 63,573,634.46
  4. Step 4: Simplify right side
    115,785,055.50x = 10,158,155,257,920,006
  5. Step 5: Solve for x
    x = 10,158,155,257,920,006/115,785,055.50
  6. Step 6: Final answer
    x = 87,732,870.31

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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.