Home / 173,772,503.20-260,658,754.80-91,859,730.40

Finding the Fourth Proportional to 173,772,503.20, 260,658,754.80 and 91,859,730.40

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Solution

The fourth proportional to 173,772,503.20, 260,658,754.80 and 91,859,730.40 is: 137,789,595.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    173,772,503.20 : 260,658,754.80 = 91,859,730.40 : x
  2. Step 2: Convert to fraction form
    173,772,503.20/260,658,754.80 = 91,859,730.40/x
  3. Step 3: Cross multiply
    173,772,503.20x = 260,658,754.80 × 91,859,730.40
  4. Step 4: Simplify right side
    173,772,503.20x = 23,944,042,942,327,708
  5. Step 5: Solve for x
    x = 23,944,042,942,327,708/173,772,503.20
  6. Step 6: Final answer
    x = 137,789,595.60

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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.