Home / 195,309,594.60-269,750,934.24-128,626,641

Finding the Fourth Proportional to 195,309,594.60, 269,750,934.24 and 128,626,641

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Solution

The fourth proportional to 195,309,594.60, 269,750,934.24 and 128,626,641 is: 177,652,084.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    195,309,594.60 : 269,750,934.24 = 128,626,641 : x
  2. Step 2: Convert to fraction form
    195,309,594.60/269,750,934.24 = 128,626,641/x
  3. Step 3: Cross multiply
    195,309,594.60x = 269,750,934.24 × 128,626,641
  4. Step 4: Simplify right side
    195,309,594.60x = 34,697,156,577,903,088
  5. Step 5: Solve for x
    x = 34,697,156,577,903,088/195,309,594.60
  6. Step 6: Final answer
    x = 177,652,084.37

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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.