Home / 448,405,280.10-672,607,920.15-407,510,895.15

Finding the Fourth Proportional to 448,405,280.10, 672,607,920.15 and 407,510,895.15

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Solution

The fourth proportional to 448,405,280.10, 672,607,920.15 and 407,510,895.15 is: 611,266,342.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    448,405,280.10 : 672,607,920.15 = 407,510,895.15 : x
  2. Step 2: Convert to fraction form
    448,405,280.10/672,607,920.15 = 407,510,895.15/x
  3. Step 3: Cross multiply
    448,405,280.10x = 672,607,920.15 × 407,510,895.15
  4. Step 4: Simplify right side
    448,405,280.10x = 274,095,055,625,306,208
  5. Step 5: Solve for x
    x = 274,095,055,625,306,208/448,405,280.10
  6. Step 6: Final answer
    x = 611,266,342.73

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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.