Home / 452,807,281.32-624,876,164.33-257,247,724.20

Finding the Fourth Proportional to 452,807,281.32, 624,876,164.33 and 257,247,724.20

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Solution

The fourth proportional to 452,807,281.32, 624,876,164.33 and 257,247,724.20 is: 355,003,061.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    452,807,281.32 : 624,876,164.33 = 257,247,724.20 : x
  2. Step 2: Convert to fraction form
    452,807,281.32/624,876,164.33 = 257,247,724.20/x
  3. Step 3: Cross multiply
    452,807,281.32x = 624,876,164.33 × 257,247,724.20
  4. Step 4: Simplify right side
    452,807,281.32x = 160,747,971,180,717,728
  5. Step 5: Solve for x
    x = 160,747,971,180,717,728/452,807,281.32
  6. Step 6: Final answer
    x = 355,003,061.59

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.