Home / 644,831,999.40-967,247,999.10-160,157,807.40

Finding the Fourth Proportional to 644,831,999.40, 967,247,999.10 and 160,157,807.40

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Solution

The fourth proportional to 644,831,999.40, 967,247,999.10 and 160,157,807.40 is: 240,236,711.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    644,831,999.40 : 967,247,999.10 = 160,157,807.40 : x
  2. Step 2: Convert to fraction form
    644,831,999.40/967,247,999.10 = 160,157,807.40/x
  3. Step 3: Cross multiply
    644,831,999.40x = 967,247,999.10 × 160,157,807.40
  4. Step 4: Simplify right side
    644,831,999.40x = 154,912,318,747,893,184
  5. Step 5: Solve for x
    x = 154,912,318,747,893,184/644,831,999.40
  6. Step 6: Final answer
    x = 240,236,711.10

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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.