Home / 786,444,592,049.40-1,085,295,423,559.50-425,566,278,979.32

Finding the Fourth Proportional to 786,444,592,049.40, 1,085,295,423,559.50 and 425,566,278,979.32

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Solution

The fourth proportional to 786,444,592,049.40, 1,085,295,423,559.50 and 425,566,278,979.32 is: 587,282,485,844.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    786,444,592,049.40 : 1,085,295,423,559.50 = 425,566,278,979.32 : x
  2. Step 2: Convert to fraction form
    786,444,592,049.40/1,085,295,423,559.50 = 425,566,278,979.32/x
  3. Step 3: Cross multiply
    786,444,592,049.40x = 1,085,295,423,559.50 × 425,566,278,979.32
  4. Step 4: Simplify right side
    786,444,592,049.40x = 461,865,134,997,501,475,028,992
  5. Step 5: Solve for x
    x = 461,865,134,997,501,475,028,992/786,444,592,049.40
  6. Step 6: Final answer
    x = 587,282,485,844.20

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Double scale
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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.