Home / 67,339,065.20-100,866,880.20-56,001,657.20

Finding the Fourth Proportional to 67,339,065.20, 100,866,880.20 and 56,001,657.20

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Solution

The fourth proportional to 67,339,065.20, 100,866,880.20 and 56,001,657.20 is: 83,884,628.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,339,065.20 : 100,866,880.20 = 56,001,657.20 : x
  2. Step 2: Convert to fraction form
    67,339,065.20/100,866,880.20 = 56,001,657.20/x
  3. Step 3: Cross multiply
    67,339,065.20x = 100,866,880.20 × 56,001,657.20
  4. Step 4: Simplify right side
    67,339,065.20x = 5,648,712,447,793,868
  5. Step 5: Solve for x
    x = 5,648,712,447,793,868/67,339,065.20
  6. Step 6: Final answer
    x = 83,884,628.20

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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.