Home / 98,344,656.80-147,218,386.80-87,595,114.40

Finding the Fourth Proportional to 98,344,656.80, 147,218,386.80 and 87,595,114.40

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Solution

The fourth proportional to 98,344,656.80, 147,218,386.80 and 87,595,114.40 is: 131,126,711.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    98,344,656.80 : 147,218,386.80 = 87,595,114.40 : x
  2. Step 2: Convert to fraction form
    98,344,656.80/147,218,386.80 = 87,595,114.40/x
  3. Step 3: Cross multiply
    98,344,656.80x = 147,218,386.80 × 87,595,114.40
  4. Step 4: Simplify right side
    98,344,656.80x = 12,895,611,433,529,452
  5. Step 5: Solve for x
    x = 12,895,611,433,529,452/98,344,656.80
  6. Step 6: Final answer
    x = 131,126,711.44

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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.