Home / 124,416,077.80-186,624,116.70-115,346,151.40

Finding the Fourth Proportional to 124,416,077.80, 186,624,116.70 and 115,346,151.40

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Solution

The fourth proportional to 124,416,077.80, 186,624,116.70 and 115,346,151.40 is: 173,019,227.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,416,077.80 : 186,624,116.70 = 115,346,151.40 : x
  2. Step 2: Convert to fraction form
    124,416,077.80/186,624,116.70 = 115,346,151.40/x
  3. Step 3: Cross multiply
    124,416,077.80x = 186,624,116.70 × 115,346,151.40
  4. Step 4: Simplify right side
    124,416,077.80x = 21,526,373,619,769,468
  5. Step 5: Solve for x
    x = 21,526,373,619,769,468/124,416,077.80
  6. Step 6: Final answer
    x = 173,019,227.10

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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.