Home / 20,307,918,395.52-30,468,984,701.76-7,894,958,842.08

Finding the Fourth Proportional to 20,307,918,395.52, 30,468,984,701.76 and 7,894,958,842.08

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Solution

The fourth proportional to 20,307,918,395.52, 30,468,984,701.76 and 7,894,958,842.08 is: 11,845,201,240.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,307,918,395.52 : 30,468,984,701.76 = 7,894,958,842.08 : x
  2. Step 2: Convert to fraction form
    20,307,918,395.52/30,468,984,701.76 = 7,894,958,842.08/x
  3. Step 3: Cross multiply
    20,307,918,395.52x = 30,468,984,701.76 × 7,894,958,842.08
  4. Step 4: Simplify right side
    20,307,918,395.52x = 240,551,380,180,360,364,032
  5. Step 5: Solve for x
    x = 240,551,380,180,360,364,032/20,307,918,395.52
  6. Step 6: Final answer
    x = 11,845,201,240.98

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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.