Home / 2,213,354,675.20-3,320,032,012.80-577,579,277.20

Finding the Fourth Proportional to 2,213,354,675.20, 3,320,032,012.80 and 577,579,277.20

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Solution

The fourth proportional to 2,213,354,675.20, 3,320,032,012.80 and 577,579,277.20 is: 866,368,915.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,213,354,675.20 : 3,320,032,012.80 = 577,579,277.20 : x
  2. Step 2: Convert to fraction form
    2,213,354,675.20/3,320,032,012.80 = 577,579,277.20/x
  3. Step 3: Cross multiply
    2,213,354,675.20x = 3,320,032,012.80 × 577,579,277.20
  4. Step 4: Simplify right side
    2,213,354,675.20x = 1,917,581,690,233,885,440
  5. Step 5: Solve for x
    x = 1,917,581,690,233,885,440/2,213,354,675.20
  6. Step 6: Final answer
    x = 866,368,915.80

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Double scale
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Similar ratio
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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.