Home / 136,566,125.10-204,849,187.65-120,782,327.40

Finding the Fourth Proportional to 136,566,125.10, 204,849,187.65 and 120,782,327.40

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Solution

The fourth proportional to 136,566,125.10, 204,849,187.65 and 120,782,327.40 is: 181,173,491.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    136,566,125.10 : 204,849,187.65 = 120,782,327.40 : x
  2. Step 2: Convert to fraction form
    136,566,125.10/204,849,187.65 = 120,782,327.40/x
  3. Step 3: Cross multiply
    136,566,125.10x = 204,849,187.65 × 120,782,327.40
  4. Step 4: Simplify right side
    136,566,125.10x = 24,742,161,650,366,340
  5. Step 5: Solve for x
    x = 24,742,161,650,366,340/136,566,125.10
  6. Step 6: Final answer
    x = 181,173,491.10

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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.