Home / 56,807,500.80-85,211,251.20-47,737,574.40

Finding the Fourth Proportional to 56,807,500.80, 85,211,251.20 and 47,737,574.40

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Solution

The fourth proportional to 56,807,500.80, 85,211,251.20 and 47,737,574.40 is: 71,606,361.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,807,500.80 : 85,211,251.20 = 47,737,574.40 : x
  2. Step 2: Convert to fraction form
    56,807,500.80/85,211,251.20 = 47,737,574.40/x
  3. Step 3: Cross multiply
    56,807,500.80x = 85,211,251.20 × 47,737,574.40
  4. Step 4: Simplify right side
    56,807,500.80x = 4,067,778,443,877,089.50
  5. Step 5: Solve for x
    x = 4,067,778,443,877,089.50/56,807,500.80
  6. Step 6: Final answer
    x = 71,606,361.60

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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.