Home / 375,942,058.62-563,912,312.64-212,105,441.40

Finding the Fourth Proportional to 375,942,058.62, 563,912,312.64 and 212,105,441.40

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Solution

The fourth proportional to 375,942,058.62, 563,912,312.64 and 212,105,441.40 is: 318,157,724.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    375,942,058.62 : 563,912,312.64 = 212,105,441.40 : x
  2. Step 2: Convert to fraction form
    375,942,058.62/563,912,312.64 = 212,105,441.40/x
  3. Step 3: Cross multiply
    375,942,058.62x = 563,912,312.64 × 212,105,441.40
  4. Step 4: Simplify right side
    375,942,058.62x = 119,608,869,983,402,000
  5. Step 5: Solve for x
    x = 119,608,869,983,402,000/375,942,058.62
  6. Step 6: Final answer
    x = 318,157,724.68

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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.