Home / 124,417,665.60-186,626,498.40-112,324,430.40

Finding the Fourth Proportional to 124,417,665.60, 186,626,498.40 and 112,324,430.40

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Solution

The fourth proportional to 124,417,665.60, 186,626,498.40 and 112,324,430.40 is: 168,486,645.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,417,665.60 : 186,626,498.40 = 112,324,430.40 : x
  2. Step 2: Convert to fraction form
    124,417,665.60/186,626,498.40 = 112,324,430.40/x
  3. Step 3: Cross multiply
    124,417,665.60x = 186,626,498.40 × 112,324,430.40
  4. Step 4: Simplify right side
    124,417,665.60x = 20,962,715,130,326,512
  5. Step 5: Solve for x
    x = 20,962,715,130,326,512/124,417,665.60
  6. Step 6: Final answer
    x = 168,486,645.60

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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.