Home / 372,708,005.70-559,062,008.55-100,106,328.90

Finding the Fourth Proportional to 372,708,005.70, 559,062,008.55 and 100,106,328.90

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Solution

The fourth proportional to 372,708,005.70, 559,062,008.55 and 100,106,328.90 is: 150,159,493.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    372,708,005.70 : 559,062,008.55 = 100,106,328.90 : x
  2. Step 2: Convert to fraction form
    372,708,005.70/559,062,008.55 = 100,106,328.90/x
  3. Step 3: Cross multiply
    372,708,005.70x = 559,062,008.55 × 100,106,328.90
  4. Step 4: Simplify right side
    372,708,005.70x = 55,965,645,303,400,912
  5. Step 5: Solve for x
    x = 55,965,645,303,400,912/372,708,005.70
  6. Step 6: Final answer
    x = 150,159,493.35

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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.