Home / 99,081,164.28-136,724,006.40-57,267,938.28

Finding the Fourth Proportional to 99,081,164.28, 136,724,006.40 and 57,267,938.28

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Solution

The fourth proportional to 99,081,164.28, 136,724,006.40 and 57,267,938.28 is: 79,025,130.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    99,081,164.28 : 136,724,006.40 = 57,267,938.28 : x
  2. Step 2: Convert to fraction form
    99,081,164.28/136,724,006.40 = 57,267,938.28/x
  3. Step 3: Cross multiply
    99,081,164.28x = 136,724,006.40 × 57,267,938.28
  4. Step 4: Simplify right side
    99,081,164.28x = 7,829,901,959,909,525
  5. Step 5: Solve for x
    x = 7,829,901,959,909,525/99,081,164.28
  6. Step 6: Final answer
    x = 79,025,130.73

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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.