Home / 235,830,948.24-325,442,348.20-128,541,196.24

Finding the Fourth Proportional to 235,830,948.24, 325,442,348.20 and 128,541,196.24

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Solution

The fourth proportional to 235,830,948.24, 325,442,348.20 and 128,541,196.24 is: 177,384,474.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    235,830,948.24 : 325,442,348.20 = 128,541,196.24 : x
  2. Step 2: Convert to fraction form
    235,830,948.24/325,442,348.20 = 128,541,196.24/x
  3. Step 3: Cross multiply
    235,830,948.24x = 325,442,348.20 × 128,541,196.24
  4. Step 4: Simplify right side
    235,830,948.24x = 41,832,748,744,782,608
  5. Step 5: Solve for x
    x = 41,832,748,744,782,608/235,830,948.24
  6. Step 6: Final answer
    x = 177,384,474.16

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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.