Home / 89,817,152.90-134,725,729.35-55,804,928.90

Finding the Fourth Proportional to 89,817,152.90, 134,725,729.35 and 55,804,928.90

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Solution

The fourth proportional to 89,817,152.90, 134,725,729.35 and 55,804,928.90 is: 83,707,393.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,817,152.90 : 134,725,729.35 = 55,804,928.90 : x
  2. Step 2: Convert to fraction form
    89,817,152.90/134,725,729.35 = 55,804,928.90/x
  3. Step 3: Cross multiply
    89,817,152.90x = 134,725,729.35 × 55,804,928.90
  4. Step 4: Simplify right side
    89,817,152.90x = 7,518,359,747,377,393
  5. Step 5: Solve for x
    x = 7,518,359,747,377,393/89,817,152.90
  6. Step 6: Final answer
    x = 83,707,393.35

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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.