Home / 230,006,372.46-344,808,004.77-86,499,981.42

Finding the Fourth Proportional to 230,006,372.46, 344,808,004.77 and 86,499,981.42

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Solution

The fourth proportional to 230,006,372.46, 344,808,004.77 and 86,499,981.42 is: 129,674,172.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    230,006,372.46 : 344,808,004.77 = 86,499,981.42 : x
  2. Step 2: Convert to fraction form
    230,006,372.46/344,808,004.77 = 86,499,981.42/x
  3. Step 3: Cross multiply
    230,006,372.46x = 344,808,004.77 × 86,499,981.42
  4. Step 4: Simplify right side
    230,006,372.46x = 29,825,886,006,072,272
  5. Step 5: Solve for x
    x = 29,825,886,006,072,272/230,006,372.46
  6. Step 6: Final answer
    x = 129,674,172.45

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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.