Home / 201,474,016.30-302,211,024.45-157,636,038.70

Finding the Fourth Proportional to 201,474,016.30, 302,211,024.45 and 157,636,038.70

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Solution

The fourth proportional to 201,474,016.30, 302,211,024.45 and 157,636,038.70 is: 236,454,058.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    201,474,016.30 : 302,211,024.45 = 157,636,038.70 : x
  2. Step 2: Convert to fraction form
    201,474,016.30/302,211,024.45 = 157,636,038.70/x
  3. Step 3: Cross multiply
    201,474,016.30x = 302,211,024.45 × 157,636,038.70
  4. Step 4: Simplify right side
    201,474,016.30x = 47,639,348,745,766,840
  5. Step 5: Solve for x
    x = 47,639,348,745,766,840/201,474,016.30
  6. Step 6: Final answer
    x = 236,454,058.05

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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.