Home / 125,023,999.68-172,533,119.56-70,019,856.18

Finding the Fourth Proportional to 125,023,999.68, 172,533,119.56 and 70,019,856.18

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Solution

The fourth proportional to 125,023,999.68, 172,533,119.56 and 70,019,856.18 is: 96,627,401.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    125,023,999.68 : 172,533,119.56 = 70,019,856.18 : x
  2. Step 2: Convert to fraction form
    125,023,999.68/172,533,119.56 = 70,019,856.18/x
  3. Step 3: Cross multiply
    125,023,999.68x = 172,533,119.56 × 70,019,856.18
  4. Step 4: Simplify right side
    125,023,999.68x = 12,080,744,217,877,946
  5. Step 5: Solve for x
    x = 12,080,744,217,877,946/125,023,999.68
  6. Step 6: Final answer
    x = 96,627,401.53

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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.