Home / 155,156,136.94-232,768,264.32-45,989,728.30

Finding the Fourth Proportional to 155,156,136.94, 232,768,264.32 and 45,989,728.30

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Solution

The fourth proportional to 155,156,136.94, 232,768,264.32 and 45,989,728.30 is: 68,994,687.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    155,156,136.94 : 232,768,264.32 = 45,989,728.30 : x
  2. Step 2: Convert to fraction form
    155,156,136.94/232,768,264.32 = 45,989,728.30/x
  3. Step 3: Cross multiply
    155,156,136.94x = 232,768,264.32 × 45,989,728.30
  4. Step 4: Simplify right side
    155,156,136.94x = 10,704,949,232,939,384
  5. Step 5: Solve for x
    x = 10,704,949,232,939,384/155,156,136.94
  6. Step 6: Final answer
    x = 68,994,687.83

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Double scale
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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.