Home / 79,430,968.20-119,146,452.30-28,294,534.20

Finding the Fourth Proportional to 79,430,968.20, 119,146,452.30 and 28,294,534.20

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Solution

The fourth proportional to 79,430,968.20, 119,146,452.30 and 28,294,534.20 is: 42,441,801.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    79,430,968.20 : 119,146,452.30 = 28,294,534.20 : x
  2. Step 2: Convert to fraction form
    79,430,968.20/119,146,452.30 = 28,294,534.20/x
  3. Step 3: Cross multiply
    79,430,968.20x = 119,146,452.30 × 28,294,534.20
  4. Step 4: Simplify right side
    79,430,968.20x = 3,371,193,369,411,018.50
  5. Step 5: Solve for x
    x = 3,371,193,369,411,018.50/79,430,968.20
  6. Step 6: Final answer
    x = 42,441,801.30

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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.