Home / 131,246,282.60-196,869,423.90-70,024,279.40

Finding the Fourth Proportional to 131,246,282.60, 196,869,423.90 and 70,024,279.40

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Solution

The fourth proportional to 131,246,282.60, 196,869,423.90 and 70,024,279.40 is: 105,036,419.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    131,246,282.60 : 196,869,423.90 = 70,024,279.40 : x
  2. Step 2: Convert to fraction form
    131,246,282.60/196,869,423.90 = 70,024,279.40/x
  3. Step 3: Cross multiply
    131,246,282.60x = 196,869,423.90 × 70,024,279.40
  4. Step 4: Simplify right side
    131,246,282.60x = 13,785,639,544,490,640
  5. Step 5: Solve for x
    x = 13,785,639,544,490,640/131,246,282.60
  6. Step 6: Final answer
    x = 105,036,419.10

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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.