Home / 8,311,051,627.92-12,479,017,271.09-7,194,039,663.34

Finding the Fourth Proportional to 8,311,051,627.92, 12,479,017,271.09 and 7,194,039,663.34

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Solution

The fourth proportional to 8,311,051,627.92, 12,479,017,271.09 and 7,194,039,663.34 is: 10,801,827,401.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,311,051,627.92 : 12,479,017,271.09 = 7,194,039,663.34 : x
  2. Step 2: Convert to fraction form
    8,311,051,627.92/12,479,017,271.09 = 7,194,039,663.34/x
  3. Step 3: Cross multiply
    8,311,051,627.92x = 12,479,017,271.09 × 7,194,039,663.34
  4. Step 4: Simplify right side
    8,311,051,627.92x = 89,774,545,207,726,358,528
  5. Step 5: Solve for x
    x = 89,774,545,207,726,358,528/8,311,051,627.92
  6. Step 6: Final answer
    x = 10,801,827,401.26

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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.