Home / 895,086,276.82-1,235,055,087.75-498,599,399.50

Finding the Fourth Proportional to 895,086,276.82, 1,235,055,087.75 and 498,599,399.50

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Solution

The fourth proportional to 895,086,276.82, 1,235,055,087.75 and 498,599,399.50 is: 687,975,830.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    895,086,276.82 : 1,235,055,087.75 = 498,599,399.50 : x
  2. Step 2: Convert to fraction form
    895,086,276.82/1,235,055,087.75 = 498,599,399.50/x
  3. Step 3: Cross multiply
    895,086,276.82x = 1,235,055,087.75 × 498,599,399.50
  4. Step 4: Simplify right side
    895,086,276.82x = 615,797,725,101,569,792
  5. Step 5: Solve for x
    x = 615,797,725,101,569,792/895,086,276.82
  6. Step 6: Final answer
    x = 687,975,830.99

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.