Home / 372,708,007.70-559,062,011.55-100,106,330.90

Finding the Fourth Proportional to 372,708,007.70, 559,062,011.55 and 100,106,330.90

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Solution

The fourth proportional to 372,708,007.70, 559,062,011.55 and 100,106,330.90 is: 150,159,496.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    372,708,007.70 : 559,062,011.55 = 100,106,330.90 : x
  2. Step 2: Convert to fraction form
    372,708,007.70/559,062,011.55 = 100,106,330.90/x
  3. Step 3: Cross multiply
    372,708,007.70x = 559,062,011.55 × 100,106,330.90
  4. Step 4: Simplify right side
    372,708,007.70x = 55,965,646,721,843,920
  5. Step 5: Solve for x
    x = 55,965,646,721,843,920/372,708,007.70
  6. Step 6: Final answer
    x = 150,159,496.35

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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.