Home / 887,055,801.28-1,224,290,667.24-534,632,251.96

Finding the Fourth Proportional to 887,055,801.28, 1,224,290,667.24 and 534,632,251.96

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Solution

The fourth proportional to 887,055,801.28, 1,224,290,667.24 and 534,632,251.96 is: 737,885,120.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    887,055,801.28 : 1,224,290,667.24 = 534,632,251.96 : x
  2. Step 2: Convert to fraction form
    887,055,801.28/1,224,290,667.24 = 534,632,251.96/x
  3. Step 3: Cross multiply
    887,055,801.28x = 1,224,290,667.24 × 534,632,251.96
  4. Step 4: Simplify right side
    887,055,801.28x = 654,545,276,480,132,224
  5. Step 5: Solve for x
    x = 654,545,276,480,132,224/887,055,801.28
  6. Step 6: Final answer
    x = 737,885,120.12

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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.