Home / 5,005,932,409.28-7,509,185,567.52-1,325,342,123.84

Finding the Fourth Proportional to 5,005,932,409.28, 7,509,185,567.52 and 1,325,342,123.84

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Solution

The fourth proportional to 5,005,932,409.28, 7,509,185,567.52 and 1,325,342,123.84 is: 1,988,089,157.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,005,932,409.28 : 7,509,185,567.52 = 1,325,342,123.84 : x
  2. Step 2: Convert to fraction form
    5,005,932,409.28/7,509,185,567.52 = 1,325,342,123.84/x
  3. Step 3: Cross multiply
    5,005,932,409.28x = 7,509,185,567.52 × 1,325,342,123.84
  4. Step 4: Simplify right side
    5,005,932,409.28x = 9,952,239,948,365,631,488
  5. Step 5: Solve for x
    x = 9,952,239,948,365,631,488/5,005,932,409.28
  6. Step 6: Final answer
    x = 1,988,089,157.96

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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.