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Finding the Fourth Proportional to 524,456,605.40, 786,684,908.10 and 160,903,722.20

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Solution

The fourth proportional to 524,456,605.40, 786,684,908.10 and 160,903,722.20 is: 241,355,583.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    524,456,605.40 : 786,684,908.10 = 160,903,722.20 : x
  2. Step 2: Convert to fraction form
    524,456,605.40/786,684,908.10 = 160,903,722.20/x
  3. Step 3: Cross multiply
    524,456,605.40x = 786,684,908.10 × 160,903,722.20
  4. Step 4: Simplify right side
    524,456,605.40x = 126,580,529,911,854,928
  5. Step 5: Solve for x
    x = 126,580,529,911,854,928/524,456,605.40
  6. Step 6: Final answer
    x = 241,355,583.30

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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.