Home / 1,011,049,499.60-1,514,023,332.60-806,976,155.60

Finding the Fourth Proportional to 1,011,049,499.60, 1,514,023,332.60 and 806,976,155.60

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Solution

The fourth proportional to 1,011,049,499.60, 1,514,023,332.60 and 806,976,155.60 is: 1,208,428,201.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,011,049,499.60 : 1,514,023,332.60 = 806,976,155.60 : x
  2. Step 2: Convert to fraction form
    1,011,049,499.60/1,514,023,332.60 = 806,976,155.60/x
  3. Step 3: Cross multiply
    1,011,049,499.60x = 1,514,023,332.60 × 806,976,155.60
  4. Step 4: Simplify right side
    1,011,049,499.60x = 1,221,780,728,430,248,192
  5. Step 5: Solve for x
    x = 1,221,780,728,430,248,192/1,011,049,499.60
  6. Step 6: Final answer
    x = 1,208,428,201.50

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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.