Home / 1,195,775,687.80-1,793,663,531.70-377,887,988.80

Finding the Fourth Proportional to 1,195,775,687.80, 1,793,663,531.70 and 377,887,988.80

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Solution

The fourth proportional to 1,195,775,687.80, 1,793,663,531.70 and 377,887,988.80 is: 566,831,983.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,195,775,687.80 : 1,793,663,531.70 = 377,887,988.80 : x
  2. Step 2: Convert to fraction form
    1,195,775,687.80/1,793,663,531.70 = 377,887,988.80/x
  3. Step 3: Cross multiply
    1,195,775,687.80x = 1,793,663,531.70 × 377,887,988.80
  4. Step 4: Simplify right side
    1,195,775,687.80x = 677,803,904,578,018,048
  5. Step 5: Solve for x
    x = 677,803,904,578,018,048/1,195,775,687.80
  6. Step 6: Final answer
    x = 566,831,983.20

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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.