Home / 886,554,781.88-1,330,168,038.52-532,276,471.51

Finding the Fourth Proportional to 886,554,781.88, 1,330,168,038.52 and 532,276,471.51

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Solution

The fourth proportional to 886,554,781.88, 1,330,168,038.52 and 532,276,471.51 is: 798,616,356.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    886,554,781.88 : 1,330,168,038.52 = 532,276,471.51 : x
  2. Step 2: Convert to fraction form
    886,554,781.88/1,330,168,038.52 = 532,276,471.51/x
  3. Step 3: Cross multiply
    886,554,781.88x = 1,330,168,038.52 × 532,276,471.51
  4. Step 4: Simplify right side
    886,554,781.88x = 708,017,150,050,821,760
  5. Step 5: Solve for x
    x = 708,017,150,050,821,760/886,554,781.88
  6. Step 6: Final answer
    x = 798,616,356.85

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.