Home / 157,466,124.60-236,199,186.90-79,982,026.80

Finding the Fourth Proportional to 157,466,124.60, 236,199,186.90 and 79,982,026.80

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Solution

The fourth proportional to 157,466,124.60, 236,199,186.90 and 79,982,026.80 is: 119,973,040.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    157,466,124.60 : 236,199,186.90 = 79,982,026.80 : x
  2. Step 2: Convert to fraction form
    157,466,124.60/236,199,186.90 = 79,982,026.80/x
  3. Step 3: Cross multiply
    157,466,124.60x = 236,199,186.90 × 79,982,026.80
  4. Step 4: Simplify right side
    157,466,124.60x = 18,891,689,696,774,008
  5. Step 5: Solve for x
    x = 18,891,689,696,774,008/157,466,124.60
  6. Step 6: Final answer
    x = 119,973,040.20

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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.