Home / 141,963,073.20-213,039,088.20-80,552,113.20

Finding the Fourth Proportional to 141,963,073.20, 213,039,088.20 and 80,552,113.20

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Solution

The fourth proportional to 141,963,073.20, 213,039,088.20 and 80,552,113.20 is: 120,881,778.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    141,963,073.20 : 213,039,088.20 = 80,552,113.20 : x
  2. Step 2: Convert to fraction form
    141,963,073.20/213,039,088.20 = 80,552,113.20/x
  3. Step 3: Cross multiply
    141,963,073.20x = 213,039,088.20 × 80,552,113.20
  4. Step 4: Simplify right side
    141,963,073.20x = 17,160,748,748,711,184
  5. Step 5: Solve for x
    x = 17,160,748,748,711,184/141,963,073.20
  6. Step 6: Final answer
    x = 120,881,778.35

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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.