Home / 239,841,128.32-330,983,038.92-140,723,562.08

Finding the Fourth Proportional to 239,841,128.32, 330,983,038.92 and 140,723,562.08

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Solution

The fourth proportional to 239,841,128.32, 330,983,038.92 and 140,723,562.08 is: 194,199,854.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    239,841,128.32 : 330,983,038.92 = 140,723,562.08 : x
  2. Step 2: Convert to fraction form
    239,841,128.32/330,983,038.92 = 140,723,562.08/x
  3. Step 3: Cross multiply
    239,841,128.32x = 330,983,038.92 × 140,723,562.08
  4. Step 4: Simplify right side
    239,841,128.32x = 46,577,112,226,240,848
  5. Step 5: Solve for x
    x = 46,577,112,226,240,848/239,841,128.32
  6. Step 6: Final answer
    x = 194,199,854.52

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.