Home / 1,079,755,487.04-1,490,064,009.12-584,719,049.28

Finding the Fourth Proportional to 1,079,755,487.04, 1,490,064,009.12 and 584,719,049.28

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Solution

The fourth proportional to 1,079,755,487.04, 1,490,064,009.12 and 584,719,049.28 is: 806,913,066.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,079,755,487.04 : 1,490,064,009.12 = 584,719,049.28 : x
  2. Step 2: Convert to fraction form
    1,079,755,487.04/1,490,064,009.12 = 584,719,049.28/x
  3. Step 3: Cross multiply
    1,079,755,487.04x = 1,490,064,009.12 × 584,719,049.28
  4. Step 4: Simplify right side
    1,079,755,487.04x = 871,268,810,778,991,488
  5. Step 5: Solve for x
    x = 871,268,810,778,991,488/1,079,755,487.04
  6. Step 6: Final answer
    x = 806,913,066.19

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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.