Home / 5,314,448,045.10-7,971,672,067.65-3,936,952,973.10

Finding the Fourth Proportional to 5,314,448,045.10, 7,971,672,067.65 and 3,936,952,973.10

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Solution

The fourth proportional to 5,314,448,045.10, 7,971,672,067.65 and 3,936,952,973.10 is: 5,905,429,459.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,314,448,045.10 : 7,971,672,067.65 = 3,936,952,973.10 : x
  2. Step 2: Convert to fraction form
    5,314,448,045.10/7,971,672,067.65 = 3,936,952,973.10/x
  3. Step 3: Cross multiply
    5,314,448,045.10x = 7,971,672,067.65 × 3,936,952,973.10
  4. Step 4: Simplify right side
    5,314,448,045.10x = 31,384,098,047,312,887,808
  5. Step 5: Solve for x
    x = 31,384,098,047,312,887,808/5,314,448,045.10
  6. Step 6: Final answer
    x = 5,905,429,459.65

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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.