Home / 1,537,044,239.62-2,121,263,231.01-934,075,702.78

Finding the Fourth Proportional to 1,537,044,239.62, 2,121,263,231.01 and 934,075,702.78

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Solution

The fourth proportional to 1,537,044,239.62, 2,121,263,231.01 and 934,075,702.78 is: 1,289,110,874.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,537,044,239.62 : 2,121,263,231.01 = 934,075,702.78 : x
  2. Step 2: Convert to fraction form
    1,537,044,239.62/2,121,263,231.01 = 934,075,702.78/x
  3. Step 3: Cross multiply
    1,537,044,239.62x = 2,121,263,231.01 × 934,075,702.78
  4. Step 4: Simplify right side
    1,537,044,239.62x = 1,981,420,443,281,977,344
  5. Step 5: Solve for x
    x = 1,981,420,443,281,977,344/1,537,044,239.62
  6. Step 6: Final answer
    x = 1,289,110,874.11

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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.