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Finding the Fourth Proportional to 374,447,995.20, 560,916,165.60 and 374,447,995.20

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Solution

The fourth proportional to 374,447,995.20, 560,916,165.60 and 374,447,995.20 is: 560,916,165.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    374,447,995.20 : 560,916,165.60 = 374,447,995.20 : x
  2. Step 2: Convert to fraction form
    374,447,995.20/560,916,165.60 = 374,447,995.20/x
  3. Step 3: Cross multiply
    374,447,995.20x = 560,916,165.60 × 374,447,995.20
  4. Step 4: Simplify right side
    374,447,995.20x = 210,033,933,684,191,200
  5. Step 5: Solve for x
    x = 210,033,933,684,191,200/374,447,995.20
  6. Step 6: Final answer
    x = 560,916,165.60

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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.