Home / 268,576,030.70-402,864,046.05-74,487,070.70

Finding the Fourth Proportional to 268,576,030.70, 402,864,046.05 and 74,487,070.70

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Solution

The fourth proportional to 268,576,030.70, 402,864,046.05 and 74,487,070.70 is: 111,730,606.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    268,576,030.70 : 402,864,046.05 = 74,487,070.70 : x
  2. Step 2: Convert to fraction form
    268,576,030.70/402,864,046.05 = 74,487,070.70/x
  3. Step 3: Cross multiply
    268,576,030.70x = 402,864,046.05 × 74,487,070.70
  4. Step 4: Simplify right side
    268,576,030.70x = 30,008,162,680,614,408
  5. Step 5: Solve for x
    x = 30,008,162,680,614,408/268,576,030.70
  6. Step 6: Final answer
    x = 111,730,606.05

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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.