Home / 106,566,204.40-159,849,306.60-72,128,827.60

Finding the Fourth Proportional to 106,566,204.40, 159,849,306.60 and 72,128,827.60

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Solution

The fourth proportional to 106,566,204.40, 159,849,306.60 and 72,128,827.60 is: 108,193,241.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    106,566,204.40 : 159,849,306.60 = 72,128,827.60 : x
  2. Step 2: Convert to fraction form
    106,566,204.40/159,849,306.60 = 72,128,827.60/x
  3. Step 3: Cross multiply
    106,566,204.40x = 159,849,306.60 × 72,128,827.60
  4. Step 4: Simplify right side
    106,566,204.40x = 11,529,743,077,730,940
  5. Step 5: Solve for x
    x = 11,529,743,077,730,940/106,566,204.40
  6. Step 6: Final answer
    x = 108,193,241.40

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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.