Home / 715,392,030.30-1,073,088,045.45-710,857,067.10

Finding the Fourth Proportional to 715,392,030.30, 1,073,088,045.45 and 710,857,067.10

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Solution

The fourth proportional to 715,392,030.30, 1,073,088,045.45 and 710,857,067.10 is: 1,066,285,600.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    715,392,030.30 : 1,073,088,045.45 = 710,857,067.10 : x
  2. Step 2: Convert to fraction form
    715,392,030.30/1,073,088,045.45 = 710,857,067.10/x
  3. Step 3: Cross multiply
    715,392,030.30x = 1,073,088,045.45 × 710,857,067.10
  4. Step 4: Simplify right side
    715,392,030.30x = 762,812,220,728,658,560
  5. Step 5: Solve for x
    x = 762,812,220,728,658,560/715,392,030.30
  6. Step 6: Final answer
    x = 1,066,285,600.65

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Double scale
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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.