Home / 124,105,806.40-185,875,274.40-73,087,470.40

Finding the Fourth Proportional to 124,105,806.40, 185,875,274.40 and 73,087,470.40

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Solution

The fourth proportional to 124,105,806.40, 185,875,274.40 and 73,087,470.40 is: 109,464,287.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,105,806.40 : 185,875,274.40 = 73,087,470.40 : x
  2. Step 2: Convert to fraction form
    124,105,806.40/185,875,274.40 = 73,087,470.40/x
  3. Step 3: Cross multiply
    124,105,806.40x = 185,875,274.40 × 73,087,470.40
  4. Step 4: Simplify right side
    124,105,806.40x = 13,585,153,615,801,880
  5. Step 5: Solve for x
    x = 13,585,153,615,801,880/124,105,806.40
  6. Step 6: Final answer
    x = 109,464,287.05

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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.