Home / 739,829,299.14-1,108,563,479.82-542,176,678.14

Finding the Fourth Proportional to 739,829,299.14, 1,108,563,479.82 and 542,176,678.14

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Solution

The fourth proportional to 739,829,299.14, 1,108,563,479.82 and 542,176,678.14 is: 812,399,922.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    739,829,299.14 : 1,108,563,479.82 = 542,176,678.14 : x
  2. Step 2: Convert to fraction form
    739,829,299.14/1,108,563,479.82 = 542,176,678.14/x
  3. Step 3: Cross multiply
    739,829,299.14x = 1,108,563,479.82 × 542,176,678.14
  4. Step 4: Simplify right side
    739,829,299.14x = 601,037,264,996,126,464
  5. Step 5: Solve for x
    x = 601,037,264,996,126,464/739,829,299.14
  6. Step 6: Final answer
    x = 812,399,922.11

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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.