Home / 5,110,775,999.80-7,666,163,999.70-4,238,362,454.20

Finding the Fourth Proportional to 5,110,775,999.80, 7,666,163,999.70 and 4,238,362,454.20

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Solution

The fourth proportional to 5,110,775,999.80, 7,666,163,999.70 and 4,238,362,454.20 is: 6,357,543,681.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,110,775,999.80 : 7,666,163,999.70 = 4,238,362,454.20 : x
  2. Step 2: Convert to fraction form
    5,110,775,999.80/7,666,163,999.70 = 4,238,362,454.20/x
  3. Step 3: Cross multiply
    5,110,775,999.80x = 7,666,163,999.70 × 4,238,362,454.20
  4. Step 4: Simplify right side
    5,110,775,999.80x = 32,491,981,664,068,177,920
  5. Step 5: Solve for x
    x = 32,491,981,664,068,177,920/5,110,775,999.80
  6. Step 6: Final answer
    x = 6,357,543,681.30

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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.