Home / 89,897,118.80-134,908,663.80-57,627,496.40

Finding the Fourth Proportional to 89,897,118.80, 134,908,663.80 and 57,627,496.40

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Solution

The fourth proportional to 89,897,118.80, 134,908,663.80 and 57,627,496.40 is: 86,481,620.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,897,118.80 : 134,908,663.80 = 57,627,496.40 : x
  2. Step 2: Convert to fraction form
    89,897,118.80/134,908,663.80 = 57,627,496.40/x
  3. Step 3: Cross multiply
    89,897,118.80x = 134,908,663.80 × 57,627,496.40
  4. Step 4: Simplify right side
    89,897,118.80x = 7,774,448,537,463,311
  5. Step 5: Solve for x
    x = 7,774,448,537,463,311/89,897,118.80
  6. Step 6: Final answer
    x = 86,481,620.78

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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.