Home / 310,347,434.88-464,994,358.08-187,267,142.40

Finding the Fourth Proportional to 310,347,434.88, 464,994,358.08 and 187,267,142.40

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Solution

The fourth proportional to 310,347,434.88, 464,994,358.08 and 187,267,142.40 is: 280,582,840.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    310,347,434.88 : 464,994,358.08 = 187,267,142.40 : x
  2. Step 2: Convert to fraction form
    310,347,434.88/464,994,358.08 = 187,267,142.40/x
  3. Step 3: Cross multiply
    310,347,434.88x = 464,994,358.08 × 187,267,142.40
  4. Step 4: Simplify right side
    310,347,434.88x = 87,078,164,669,763,952
  5. Step 5: Solve for x
    x = 87,078,164,669,763,952/310,347,434.88
  6. Step 6: Final answer
    x = 280,582,840.01

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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.