Home / 273,125,425.40-409,688,138.10-268,590,462.20

Finding the Fourth Proportional to 273,125,425.40, 409,688,138.10 and 268,590,462.20

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Solution

The fourth proportional to 273,125,425.40, 409,688,138.10 and 268,590,462.20 is: 402,885,693.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    273,125,425.40 : 409,688,138.10 = 268,590,462.20 : x
  2. Step 2: Convert to fraction form
    273,125,425.40/409,688,138.10 = 268,590,462.20/x
  3. Step 3: Cross multiply
    273,125,425.40x = 409,688,138.10 × 268,590,462.20
  4. Step 4: Simplify right side
    273,125,425.40x = 110,038,326,370,136,432
  5. Step 5: Solve for x
    x = 110,038,326,370,136,432/273,125,425.40
  6. Step 6: Final answer
    x = 402,885,693.30

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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.