Home / 8,148,558,977.43-12,210,363,085.50-5,482,740,948.14

Finding the Fourth Proportional to 8,148,558,977.43, 12,210,363,085.50 and 5,482,740,948.14

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Solution

The fourth proportional to 8,148,558,977.43, 12,210,363,085.50 and 5,482,740,948.14 is: 8,215,717,388.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,148,558,977.43 : 12,210,363,085.50 = 5,482,740,948.14 : x
  2. Step 2: Convert to fraction form
    8,148,558,977.43/12,210,363,085.50 = 5,482,740,948.14/x
  3. Step 3: Cross multiply
    8,148,558,977.43x = 12,210,363,085.50 × 5,482,740,948.14
  4. Step 4: Simplify right side
    8,148,558,977.43x = 66,946,257,680,466,878,464
  5. Step 5: Solve for x
    x = 66,946,257,680,466,878,464/8,148,558,977.43
  6. Step 6: Final answer
    x = 8,215,717,388.30

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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.