Home / 2,887,443,007.20-4,331,164,510.80-706,409,143.20

Finding the Fourth Proportional to 2,887,443,007.20, 4,331,164,510.80 and 706,409,143.20

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Solution

The fourth proportional to 2,887,443,007.20, 4,331,164,510.80 and 706,409,143.20 is: 1,059,613,714.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,887,443,007.20 : 4,331,164,510.80 = 706,409,143.20 : x
  2. Step 2: Convert to fraction form
    2,887,443,007.20/4,331,164,510.80 = 706,409,143.20/x
  3. Step 3: Cross multiply
    2,887,443,007.20x = 4,331,164,510.80 × 706,409,143.20
  4. Step 4: Simplify right side
    2,887,443,007.20x = 3,059,574,211,132,475,392
  5. Step 5: Solve for x
    x = 3,059,574,211,132,475,392/2,887,443,007.20
  6. Step 6: Final answer
    x = 1,059,613,714.80

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1.5x scale

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.