Home / 99,081,161.28-136,724,002.26-57,267,935.28

Finding the Fourth Proportional to 99,081,161.28, 136,724,002.26 and 57,267,935.28

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Solution

The fourth proportional to 99,081,161.28, 136,724,002.26 and 57,267,935.28 is: 79,025,126.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    99,081,161.28 : 136,724,002.26 = 57,267,935.28 : x
  2. Step 2: Convert to fraction form
    99,081,161.28/136,724,002.26 = 57,267,935.28/x
  3. Step 3: Cross multiply
    99,081,161.28x = 136,724,002.26 × 57,267,935.28
  4. Step 4: Simplify right side
    99,081,161.28x = 7,829,901,312,648,253
  5. Step 5: Solve for x
    x = 7,829,901,312,648,253/99,081,161.28
  6. Step 6: Final answer
    x = 79,025,126.59

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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.