Home / 980,573,299.10-1,353,142,246.30-557,131,028.35

Finding the Fourth Proportional to 980,573,299.10, 1,353,142,246.30 and 557,131,028.35

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Solution

The fourth proportional to 980,573,299.10, 1,353,142,246.30 and 557,131,028.35 is: 768,813,032.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    980,573,299.10 : 1,353,142,246.30 = 557,131,028.35 : x
  2. Step 2: Convert to fraction form
    980,573,299.10/1,353,142,246.30 = 557,131,028.35/x
  3. Step 3: Cross multiply
    980,573,299.10x = 1,353,142,246.30 × 557,131,028.35
  4. Step 4: Simplify right side
    980,573,299.10x = 753,877,531,175,396,736
  5. Step 5: Solve for x
    x = 753,877,531,175,396,736/980,573,299.10
  6. Step 6: Final answer
    x = 768,813,032.00

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Double scale
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1.5x scale

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.