Home / 1,079,755,489.04-1,490,064,011.88-584,719,051.28

Finding the Fourth Proportional to 1,079,755,489.04, 1,490,064,011.88 and 584,719,051.28

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Solution

The fourth proportional to 1,079,755,489.04, 1,490,064,011.88 and 584,719,051.28 is: 806,913,068.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,079,755,489.04 : 1,490,064,011.88 = 584,719,051.28 : x
  2. Step 2: Convert to fraction form
    1,079,755,489.04/1,490,064,011.88 = 584,719,051.28/x
  3. Step 3: Cross multiply
    1,079,755,489.04x = 1,490,064,011.88 × 584,719,051.28
  4. Step 4: Simplify right side
    1,079,755,489.04x = 871,268,815,372,944,256
  5. Step 5: Solve for x
    x = 871,268,815,372,944,256/1,079,755,489.04
  6. Step 6: Final answer
    x = 806,913,068.95

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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.