Home / 88,099,409.20-132,020,032.20-79,001,489.20

Finding the Fourth Proportional to 88,099,409.20, 132,020,032.20 and 79,001,489.20

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Solution

The fourth proportional to 88,099,409.20, 132,020,032.20 and 79,001,489.20 is: 118,386,482.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,099,409.20 : 132,020,032.20 = 79,001,489.20 : x
  2. Step 2: Convert to fraction form
    88,099,409.20/132,020,032.20 = 79,001,489.20/x
  3. Step 3: Cross multiply
    88,099,409.20x = 132,020,032.20 × 79,001,489.20
  4. Step 4: Simplify right side
    88,099,409.20x = 10,429,779,148,031,952
  5. Step 5: Solve for x
    x = 10,429,779,148,031,952/88,099,409.20
  6. Step 6: Final answer
    x = 118,386,482.30

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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.