Home / 10,442,245,307.40-15,663,367,961.10-3,549,101,243.40

Finding the Fourth Proportional to 10,442,245,307.40, 15,663,367,961.10 and 3,549,101,243.40

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Solution

The fourth proportional to 10,442,245,307.40, 15,663,367,961.10 and 3,549,101,243.40 is: 5,323,651,865.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,442,245,307.40 : 15,663,367,961.10 = 3,549,101,243.40 : x
  2. Step 2: Convert to fraction form
    10,442,245,307.40/15,663,367,961.10 = 3,549,101,243.40/x
  3. Step 3: Cross multiply
    10,442,245,307.40x = 15,663,367,961.10 × 3,549,101,243.40
  4. Step 4: Simplify right side
    10,442,245,307.40x = 55,590,878,706,571,739,136
  5. Step 5: Solve for x
    x = 55,590,878,706,571,739,136/10,442,245,307.40
  6. Step 6: Final answer
    x = 5,323,651,865.10

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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.