Home / 199,746,002.40-299,619,003.60-56,138,834.40

Finding the Fourth Proportional to 199,746,002.40, 299,619,003.60 and 56,138,834.40

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Solution

The fourth proportional to 199,746,002.40, 299,619,003.60 and 56,138,834.40 is: 84,208,251.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    199,746,002.40 : 299,619,003.60 = 56,138,834.40 : x
  2. Step 2: Convert to fraction form
    199,746,002.40/299,619,003.60 = 56,138,834.40/x
  3. Step 3: Cross multiply
    199,746,002.40x = 299,619,003.60 × 56,138,834.40
  4. Step 4: Simplify right side
    199,746,002.40x = 16,820,261,626,193,404
  5. Step 5: Solve for x
    x = 16,820,261,626,193,404/199,746,002.40
  6. Step 6: Final answer
    x = 84,208,251.60

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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.