Home / 268,119,294.30-370,035,625.72-156,638,002.30

Finding the Fourth Proportional to 268,119,294.30, 370,035,625.72 and 156,638,002.30

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Solution

The fourth proportional to 268,119,294.30, 370,035,625.72 and 156,638,002.30 is: 216,178,553.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    268,119,294.30 : 370,035,625.72 = 156,638,002.30 : x
  2. Step 2: Convert to fraction form
    268,119,294.30/370,035,625.72 = 156,638,002.30/x
  3. Step 3: Cross multiply
    268,119,294.30x = 370,035,625.72 × 156,638,002.30
  4. Step 4: Simplify right side
    268,119,294.30x = 57,961,641,192,611,312
  5. Step 5: Solve for x
    x = 57,961,641,192,611,312/268,119,294.30
  6. Step 6: Final answer
    x = 216,178,553.45

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.