Home / 1,096,302,878.10-1,644,454,317.15-543,391,661.70

Finding the Fourth Proportional to 1,096,302,878.10, 1,644,454,317.15 and 543,391,661.70

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Solution

The fourth proportional to 1,096,302,878.10, 1,644,454,317.15 and 543,391,661.70 is: 815,087,492.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,096,302,878.10 : 1,644,454,317.15 = 543,391,661.70 : x
  2. Step 2: Convert to fraction form
    1,096,302,878.10/1,644,454,317.15 = 543,391,661.70/x
  3. Step 3: Cross multiply
    1,096,302,878.10x = 1,644,454,317.15 × 543,391,661.70
  4. Step 4: Simplify right side
    1,096,302,878.10x = 893,582,763,985,877,376
  5. Step 5: Solve for x
    x = 893,582,763,985,877,376/1,096,302,878.10
  6. Step 6: Final answer
    x = 815,087,492.55

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Double scale
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Similar ratio
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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.