Home / 1,761,851,421.52-2,431,418,888.38-1,009,310,040.04

Finding the Fourth Proportional to 1,761,851,421.52, 2,431,418,888.38 and 1,009,310,040.04

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Solution

The fourth proportional to 1,761,851,421.52, 2,431,418,888.38 and 1,009,310,040.04 is: 1,392,884,476.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,761,851,421.52 : 2,431,418,888.38 = 1,009,310,040.04 : x
  2. Step 2: Convert to fraction form
    1,761,851,421.52/2,431,418,888.38 = 1,009,310,040.04/x
  3. Step 3: Cross multiply
    1,761,851,421.52x = 2,431,418,888.38 × 1,009,310,040.04
  4. Step 4: Simplify right side
    1,761,851,421.52x = 2,454,055,495,584,829,952
  5. Step 5: Solve for x
    x = 2,454,055,495,584,829,952/1,761,851,421.52
  6. Step 6: Final answer
    x = 1,392,884,476.87

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Double scale
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1.5x scale

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.