Home / 452,807,280.32-624,876,162.95-257,247,723.20

Finding the Fourth Proportional to 452,807,280.32, 624,876,162.95 and 257,247,723.20

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Solution

The fourth proportional to 452,807,280.32, 624,876,162.95 and 257,247,723.20 is: 355,003,060.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    452,807,280.32 : 624,876,162.95 = 257,247,723.20 : x
  2. Step 2: Convert to fraction form
    452,807,280.32/624,876,162.95 = 257,247,723.20/x
  3. Step 3: Cross multiply
    452,807,280.32x = 624,876,162.95 × 257,247,723.20
  4. Step 4: Simplify right side
    452,807,280.32x = 160,747,970,196,429,088
  5. Step 5: Solve for x
    x = 160,747,970,196,429,088/452,807,280.32
  6. Step 6: Final answer
    x = 355,003,060.21

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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.