Home / 165,402,288.15-248,103,432.23-157,466,102.55

Finding the Fourth Proportional to 165,402,288.15, 248,103,432.23 and 157,466,102.55

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Solution

The fourth proportional to 165,402,288.15, 248,103,432.23 and 157,466,102.55 is: 236,199,153.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    165,402,288.15 : 248,103,432.23 = 157,466,102.55 : x
  2. Step 2: Convert to fraction form
    165,402,288.15/248,103,432.23 = 157,466,102.55/x
  3. Step 3: Cross multiply
    165,402,288.15x = 248,103,432.23 × 157,466,102.55
  4. Step 4: Simplify right side
    165,402,288.15x = 39,067,880,502,536,160
  5. Step 5: Solve for x
    x = 39,067,880,502,536,160/165,402,288.15
  6. Step 6: Final answer
    x = 236,199,153.83

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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.