Home / 8,083,336,008.60-12,125,004,012.90-7,478,674,248.60

Finding the Fourth Proportional to 8,083,336,008.60, 12,125,004,012.90 and 7,478,674,248.60

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Solution

The fourth proportional to 8,083,336,008.60, 12,125,004,012.90 and 7,478,674,248.60 is: 11,218,011,372.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,083,336,008.60 : 12,125,004,012.90 = 7,478,674,248.60 : x
  2. Step 2: Convert to fraction form
    8,083,336,008.60/12,125,004,012.90 = 7,478,674,248.60/x
  3. Step 3: Cross multiply
    8,083,336,008.60x = 12,125,004,012.90 × 7,478,674,248.60
  4. Step 4: Simplify right side
    8,083,336,008.60x = 90,678,955,275,446,894,592
  5. Step 5: Solve for x
    x = 90,678,955,275,446,894,592/8,083,336,008.60
  6. Step 6: Final answer
    x = 11,218,011,372.90

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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.