Home / 1,079,755,482.54-1,490,064,002.91-584,719,044.78

Finding the Fourth Proportional to 1,079,755,482.54, 1,490,064,002.91 and 584,719,044.78

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Solution

The fourth proportional to 1,079,755,482.54, 1,490,064,002.91 and 584,719,044.78 is: 806,913,059.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,079,755,482.54 : 1,490,064,002.91 = 584,719,044.78 : x
  2. Step 2: Convert to fraction form
    1,079,755,482.54/1,490,064,002.91 = 584,719,044.78/x
  3. Step 3: Cross multiply
    1,079,755,482.54x = 1,490,064,002.91 × 584,719,044.78
  4. Step 4: Simplify right side
    1,079,755,482.54x = 871,268,800,442,598,400
  5. Step 5: Solve for x
    x = 871,268,800,442,598,400/1,079,755,482.54
  6. Step 6: Final answer
    x = 806,913,059.98

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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.