Home / 1,079,755,479.29-1,490,063,998.43-584,719,041.53

Finding the Fourth Proportional to 1,079,755,479.29, 1,490,063,998.43 and 584,719,041.53

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Solution

The fourth proportional to 1,079,755,479.29, 1,490,063,998.43 and 584,719,041.53 is: 806,913,055.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,079,755,479.29 : 1,490,063,998.43 = 584,719,041.53 : x
  2. Step 2: Convert to fraction form
    1,079,755,479.29/1,490,063,998.43 = 584,719,041.53/x
  3. Step 3: Cross multiply
    1,079,755,479.29x = 1,490,063,998.43 × 584,719,041.53
  4. Step 4: Simplify right side
    1,079,755,479.29x = 871,268,792,977,425,408
  5. Step 5: Solve for x
    x = 871,268,792,977,425,408/1,079,755,479.29
  6. Step 6: Final answer
    x = 806,913,055.49

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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.