Home / 979,293,314.80-1,468,939,972.20-757,363,553.20

Finding the Fourth Proportional to 979,293,314.80, 1,468,939,972.20 and 757,363,553.20

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Solution

The fourth proportional to 979,293,314.80, 1,468,939,972.20 and 757,363,553.20 is: 1,136,045,329.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    979,293,314.80 : 1,468,939,972.20 = 757,363,553.20 : x
  2. Step 2: Convert to fraction form
    979,293,314.80/1,468,939,972.20 = 757,363,553.20/x
  3. Step 3: Cross multiply
    979,293,314.80x = 1,468,939,972.20 × 757,363,553.20
  4. Step 4: Simplify right side
    979,293,314.80x = 1,112,521,596,782,901,376
  5. Step 5: Solve for x
    x = 1,112,521,596,782,901,376/979,293,314.80
  6. Step 6: Final answer
    x = 1,136,045,329.80

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1.5x scale

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.