Home / 238,732,263.63-358,077,882.80-145,334,996.15

Finding the Fourth Proportional to 238,732,263.63, 358,077,882.80 and 145,334,996.15

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Solution

The fourth proportional to 238,732,263.63, 358,077,882.80 and 145,334,996.15 is: 217,990,006.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    238,732,263.63 : 358,077,882.80 = 145,334,996.15 : x
  2. Step 2: Convert to fraction form
    238,732,263.63/358,077,882.80 = 145,334,996.15/x
  3. Step 3: Cross multiply
    238,732,263.63x = 358,077,882.80 × 145,334,996.15
  4. Step 4: Simplify right side
    238,732,263.63x = 52,041,247,716,711,104
  5. Step 5: Solve for x
    x = 52,041,247,716,711,104/238,732,263.63
  6. Step 6: Final answer
    x = 217,990,006.57

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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.