Home / 127,838,266.96-191,785,809.56-59,643,757.84

Finding the Fourth Proportional to 127,838,266.96, 191,785,809.56 and 59,643,757.84

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Solution

The fourth proportional to 127,838,266.96, 191,785,809.56 and 59,643,757.84 is: 89,478,891.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    127,838,266.96 : 191,785,809.56 = 59,643,757.84 : x
  2. Step 2: Convert to fraction form
    127,838,266.96/191,785,809.56 = 59,643,757.84/x
  3. Step 3: Cross multiply
    127,838,266.96x = 191,785,809.56 × 59,643,757.84
  4. Step 4: Simplify right side
    127,838,266.96x = 11,438,826,382,544,998
  5. Step 5: Solve for x
    x = 11,438,826,382,544,998/127,838,266.96
  6. Step 6: Final answer
    x = 89,478,891.22

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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.