Home / 307,466,257.60-460,639,514.40-145,551,275.20

Finding the Fourth Proportional to 307,466,257.60, 460,639,514.40 and 145,551,275.20

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Solution

The fourth proportional to 307,466,257.60, 460,639,514.40 and 145,551,275.20 is: 218,061,875.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    307,466,257.60 : 460,639,514.40 = 145,551,275.20 : x
  2. Step 2: Convert to fraction form
    307,466,257.60/460,639,514.40 = 145,551,275.20/x
  3. Step 3: Cross multiply
    307,466,257.60x = 460,639,514.40 × 145,551,275.20
  4. Step 4: Simplify right side
    307,466,257.60x = 67,046,668,728,428,752
  5. Step 5: Solve for x
    x = 67,046,668,728,428,752/307,466,257.60
  6. Step 6: Final answer
    x = 218,061,875.32

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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.