Home / 1,013,235,696.76-1,397,544,436.47-929,873,025.04

Finding the Fourth Proportional to 1,013,235,696.76, 1,397,544,436.47 and 929,873,025.04

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Solution

The fourth proportional to 1,013,235,696.76, 1,397,544,436.47 and 929,873,025.04 is: 1,282,563,254.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,013,235,696.76 : 1,397,544,436.47 = 929,873,025.04 : x
  2. Step 2: Convert to fraction form
    1,013,235,696.76/1,397,544,436.47 = 929,873,025.04/x
  3. Step 3: Cross multiply
    1,013,235,696.76x = 1,397,544,436.47 × 929,873,025.04
  4. Step 4: Simplify right side
    1,013,235,696.76x = 1,299,538,872,768,180,992
  5. Step 5: Solve for x
    x = 1,299,538,872,768,180,992/1,013,235,696.76
  6. Step 6: Final answer
    x = 1,282,563,254.46

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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.