Home / 173,850,780.80-260,776,171.20-52,666,486.40

Finding the Fourth Proportional to 173,850,780.80, 260,776,171.20 and 52,666,486.40

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Solution

The fourth proportional to 173,850,780.80, 260,776,171.20 and 52,666,486.40 is: 78,999,729.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    173,850,780.80 : 260,776,171.20 = 52,666,486.40 : x
  2. Step 2: Convert to fraction form
    173,850,780.80/260,776,171.20 = 52,666,486.40/x
  3. Step 3: Cross multiply
    173,850,780.80x = 260,776,171.20 × 52,666,486.40
  4. Step 4: Simplify right side
    173,850,780.80x = 13,734,164,673,948,870
  5. Step 5: Solve for x
    x = 13,734,164,673,948,870/173,850,780.80
  6. Step 6: Final answer
    x = 78,999,729.60

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1.5x scale

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.