Home / 819,335,528.40-1,130,770,652.64-502,006,367.22

Finding the Fourth Proportional to 819,335,528.40, 1,130,770,652.64 and 502,006,367.22

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Solution

The fourth proportional to 819,335,528.40, 1,130,770,652.64 and 502,006,367.22 is: 692,822,473.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    819,335,528.40 : 1,130,770,652.64 = 502,006,367.22 : x
  2. Step 2: Convert to fraction form
    819,335,528.40/1,130,770,652.64 = 502,006,367.22/x
  3. Step 3: Cross multiply
    819,335,528.40x = 1,130,770,652.64 × 502,006,367.22
  4. Step 4: Simplify right side
    819,335,528.40x = 567,654,067,490,795,008
  5. Step 5: Solve for x
    x = 567,654,067,490,795,008/819,335,528.40
  6. Step 6: Final answer
    x = 692,822,473.60

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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.