Home / 788,680,482.08-1,082,679,740.89-676,977,396.76

Finding the Fourth Proportional to 788,680,482.08, 1,082,679,740.89 and 676,977,396.76

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Solution

The fourth proportional to 788,680,482.08, 1,082,679,740.89 and 676,977,396.76 is: 929,336,694.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    788,680,482.08 : 1,082,679,740.89 = 676,977,396.76 : x
  2. Step 2: Convert to fraction form
    788,680,482.08/1,082,679,740.89 = 676,977,396.76/x
  3. Step 3: Cross multiply
    788,680,482.08x = 1,082,679,740.89 × 676,977,396.76
  4. Step 4: Simplify right side
    788,680,482.08x = 732,949,712,512,503,552
  5. Step 5: Solve for x
    x = 732,949,712,512,503,552/788,680,482.08
  6. Step 6: Final answer
    x = 929,336,694.85

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Double scale
Find fourth proportional to 788,680,483.08, 1,082,679,742.26 and 676,977,397.76
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.