Home / 89,817,207.40-134,725,811.10-55,804,983.40

Finding the Fourth Proportional to 89,817,207.40, 134,725,811.10 and 55,804,983.40

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Solution

The fourth proportional to 89,817,207.40, 134,725,811.10 and 55,804,983.40 is: 83,707,475.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,817,207.40 : 134,725,811.10 = 55,804,983.40 : x
  2. Step 2: Convert to fraction form
    89,817,207.40/134,725,811.10 = 55,804,983.40/x
  3. Step 3: Cross multiply
    89,817,207.40x = 134,725,811.10 × 55,804,983.40
  4. Step 4: Simplify right side
    89,817,207.40x = 7,518,371,651,987,035
  5. Step 5: Solve for x
    x = 7,518,371,651,987,035/89,817,207.40
  6. Step 6: Final answer
    x = 83,707,475.10

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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.