Home / 124,416,187.20-186,624,280.80-98,718,062.40

Finding the Fourth Proportional to 124,416,187.20, 186,624,280.80 and 98,718,062.40

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Solution

The fourth proportional to 124,416,187.20, 186,624,280.80 and 98,718,062.40 is: 148,077,093.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,416,187.20 : 186,624,280.80 = 98,718,062.40 : x
  2. Step 2: Convert to fraction form
    124,416,187.20/186,624,280.80 = 98,718,062.40/x
  3. Step 3: Cross multiply
    124,416,187.20x = 186,624,280.80 × 98,718,062.40
  4. Step 4: Simplify right side
    124,416,187.20x = 18,423,187,397,369,524
  5. Step 5: Solve for x
    x = 18,423,187,397,369,524/124,416,187.20
  6. Step 6: Final answer
    x = 148,077,093.60

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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.