Home / 157,613,346.20-236,420,019.30-89,588,898.20

Finding the Fourth Proportional to 157,613,346.20, 236,420,019.30 and 89,588,898.20

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Solution

The fourth proportional to 157,613,346.20, 236,420,019.30 and 89,588,898.20 is: 134,383,347.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    157,613,346.20 : 236,420,019.30 = 89,588,898.20 : x
  2. Step 2: Convert to fraction form
    157,613,346.20/236,420,019.30 = 89,588,898.20/x
  3. Step 3: Cross multiply
    157,613,346.20x = 236,420,019.30 × 89,588,898.20
  4. Step 4: Simplify right side
    157,613,346.20x = 21,180,609,041,509,736
  5. Step 5: Solve for x
    x = 21,180,609,041,509,736/157,613,346.20
  6. Step 6: Final answer
    x = 134,383,347.30

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1.5x scale

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.