Home / 1,013,845,358.15-1,520,522,240.19-276,918,715.16

Finding the Fourth Proportional to 1,013,845,358.15, 1,520,522,240.19 and 276,918,715.16

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Solution

The fourth proportional to 1,013,845,358.15, 1,520,522,240.19 and 276,918,715.16 is: 415,310,936.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,013,845,358.15 : 1,520,522,240.19 = 276,918,715.16 : x
  2. Step 2: Convert to fraction form
    1,013,845,358.15/1,520,522,240.19 = 276,918,715.16/x
  3. Step 3: Cross multiply
    1,013,845,358.15x = 1,520,522,240.19 × 276,918,715.16
  4. Step 4: Simplify right side
    1,013,845,358.15x = 421,061,065,125,619,776
  5. Step 5: Solve for x
    x = 421,061,065,125,619,776/1,013,845,358.15
  6. Step 6: Final answer
    x = 415,310,936.47

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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.