Home / 206,985,962.20-310,478,943.30-176,209,623.40

Finding the Fourth Proportional to 206,985,962.20, 310,478,943.30 and 176,209,623.40

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Solution

The fourth proportional to 206,985,962.20, 310,478,943.30 and 176,209,623.40 is: 264,314,435.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    206,985,962.20 : 310,478,943.30 = 176,209,623.40 : x
  2. Step 2: Convert to fraction form
    206,985,962.20/310,478,943.30 = 176,209,623.40/x
  3. Step 3: Cross multiply
    206,985,962.20x = 310,478,943.30 × 176,209,623.40
  4. Step 4: Simplify right side
    206,985,962.20x = 54,709,377,672,522,960
  5. Step 5: Solve for x
    x = 54,709,377,672,522,960/206,985,962.20
  6. Step 6: Final answer
    x = 264,314,435.10

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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.