Home / 2,590,543,175.10-3,885,573,841.65-725,357,689.26

Finding the Fourth Proportional to 2,590,543,175.10, 3,885,573,841.65 and 725,357,689.26

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Solution

The fourth proportional to 2,590,543,175.10, 3,885,573,841.65 and 725,357,689.26 is: 1,087,969,075.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,590,543,175.10 : 3,885,573,841.65 = 725,357,689.26 : x
  2. Step 2: Convert to fraction form
    2,590,543,175.10/3,885,573,841.65 = 725,357,689.26/x
  3. Step 3: Cross multiply
    2,590,543,175.10x = 3,885,573,841.65 × 725,357,689.26
  4. Step 4: Simplify right side
    2,590,543,175.10x = 2,818,430,863,228,345,344
  5. Step 5: Solve for x
    x = 2,818,430,863,228,345,344/2,590,543,175.10
  6. Step 6: Final answer
    x = 1,087,969,075.49

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.