Home / 1,319,248,150.25-1,979,207,177.07-610,707,530.24

Finding the Fourth Proportional to 1,319,248,150.25, 1,979,207,177.07 and 610,707,530.24

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Solution

The fourth proportional to 1,319,248,150.25, 1,979,207,177.07 and 610,707,530.24 is: 916,216,351.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,319,248,150.25 : 1,979,207,177.07 = 610,707,530.24 : x
  2. Step 2: Convert to fraction form
    1,319,248,150.25/1,979,207,177.07 = 610,707,530.24/x
  3. Step 3: Cross multiply
    1,319,248,150.25x = 1,979,207,177.07 × 610,707,530.24
  4. Step 4: Simplify right side
    1,319,248,150.25x = 1,208,716,726,941,702,144
  5. Step 5: Solve for x
    x = 1,208,716,726,941,702,144/1,319,248,150.25
  6. Step 6: Final answer
    x = 916,216,351.50

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Double scale
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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.