Home / 268,263,861,001.12-370,205,279,115.87-146,331,252,635.95

Finding the Fourth Proportional to 268,263,861,001.12, 370,205,279,115.87 and 146,331,252,635.95

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Solution

The fourth proportional to 268,263,861,001.12, 370,205,279,115.87 and 146,331,252,635.95 is: 201,937,756,443.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    268,263,861,001.12 : 370,205,279,115.87 = 146,331,252,635.95 : x
  2. Step 2: Convert to fraction form
    268,263,861,001.12/370,205,279,115.87 = 146,331,252,635.95/x
  3. Step 3: Cross multiply
    268,263,861,001.12x = 370,205,279,115.87 × 146,331,252,635.95
  4. Step 4: Simplify right side
    268,263,861,001.12x = 54,172,602,225,466,762,330,112
  5. Step 5: Solve for x
    x = 54,172,602,225,466,762,330,112/268,263,861,001.12
  6. Step 6: Final answer
    x = 201,937,756,443.61

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.