Home / 583,846,241.80-805,708,127.62-319,528,080.20

Finding the Fourth Proportional to 583,846,241.80, 805,708,127.62 and 319,528,080.20

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Solution

The fourth proportional to 583,846,241.80, 805,708,127.62 and 319,528,080.20 is: 440,948,922.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    583,846,241.80 : 805,708,127.62 = 319,528,080.20 : x
  2. Step 2: Convert to fraction form
    583,846,241.80/805,708,127.62 = 319,528,080.20/x
  3. Step 3: Cross multiply
    583,846,241.80x = 805,708,127.62 × 319,528,080.20
  4. Step 4: Simplify right side
    583,846,241.80x = 257,446,371,219,955,200
  5. Step 5: Solve for x
    x = 257,446,371,219,955,200/583,846,241.80
  6. Step 6: Final answer
    x = 440,948,922.49

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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.