Home / 1,530,763,310.52-2,113,106,343.17-1,029,262,783.32

Finding the Fourth Proportional to 1,530,763,310.52, 2,113,106,343.17 and 1,029,262,783.32

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Solution

The fourth proportional to 1,530,763,310.52, 2,113,106,343.17 and 1,029,262,783.32 is: 1,420,821,691.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,530,763,310.52 : 2,113,106,343.17 = 1,029,262,783.32 : x
  2. Step 2: Convert to fraction form
    1,530,763,310.52/2,113,106,343.17 = 1,029,262,783.32/x
  3. Step 3: Cross multiply
    1,530,763,310.52x = 2,113,106,343.17 × 1,029,262,783.32
  4. Step 4: Simplify right side
    1,530,763,310.52x = 2,174,941,716,217,155,072
  5. Step 5: Solve for x
    x = 2,174,941,716,217,155,072/1,530,763,310.52
  6. Step 6: Final answer
    x = 1,420,821,691.55

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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.