Home / 75,609,701.60-113,339,902.80-37,239,807.20

Finding the Fourth Proportional to 75,609,701.60, 113,339,902.80 and 37,239,807.20

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Solution

The fourth proportional to 75,609,701.60, 113,339,902.80 and 37,239,807.20 is: 55,822,943.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,609,701.60 : 113,339,902.80 = 37,239,807.20 : x
  2. Step 2: Convert to fraction form
    75,609,701.60/113,339,902.80 = 37,239,807.20/x
  3. Step 3: Cross multiply
    75,609,701.60x = 113,339,902.80 × 37,239,807.20
  4. Step 4: Simplify right side
    75,609,701.60x = 4,220,756,128,338,740.50
  5. Step 5: Solve for x
    x = 4,220,756,128,338,740.50/75,609,701.60
  6. Step 6: Final answer
    x = 55,822,943.87

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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.