Home / 1,516,476,133.60-2,274,714,200.40-1,257,983,231.20

Finding the Fourth Proportional to 1,516,476,133.60, 2,274,714,200.40 and 1,257,983,231.20

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Solution

The fourth proportional to 1,516,476,133.60, 2,274,714,200.40 and 1,257,983,231.20 is: 1,886,974,846.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,516,476,133.60 : 2,274,714,200.40 = 1,257,983,231.20 : x
  2. Step 2: Convert to fraction form
    1,516,476,133.60/2,274,714,200.40 = 1,257,983,231.20/x
  3. Step 3: Cross multiply
    1,516,476,133.60x = 2,274,714,200.40 × 1,257,983,231.20
  4. Step 4: Simplify right side
    1,516,476,133.60x = 2,861,552,319,875,716,608
  5. Step 5: Solve for x
    x = 2,861,552,319,875,716,608/1,516,476,133.60
  6. Step 6: Final answer
    x = 1,886,974,846.80

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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.