Home / 144,367,643.10-216,551,464.65-112,119,015.90

Finding the Fourth Proportional to 144,367,643.10, 216,551,464.65 and 112,119,015.90

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Solution

The fourth proportional to 144,367,643.10, 216,551,464.65 and 112,119,015.90 is: 168,178,523.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    144,367,643.10 : 216,551,464.65 = 112,119,015.90 : x
  2. Step 2: Convert to fraction form
    144,367,643.10/216,551,464.65 = 112,119,015.90/x
  3. Step 3: Cross multiply
    144,367,643.10x = 216,551,464.65 × 112,119,015.90
  4. Step 4: Simplify right side
    144,367,643.10x = 24,279,537,108,261,640
  5. Step 5: Solve for x
    x = 24,279,537,108,261,640/144,367,643.10
  6. Step 6: Final answer
    x = 168,178,523.85

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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.