Home / 251,915,200.80-377,872,801.20-248,686,696.74

Finding the Fourth Proportional to 251,915,200.80, 377,872,801.20 and 248,686,696.74

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Solution

The fourth proportional to 251,915,200.80, 377,872,801.20 and 248,686,696.74 is: 373,030,045.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    251,915,200.80 : 377,872,801.20 = 248,686,696.74 : x
  2. Step 2: Convert to fraction form
    251,915,200.80/377,872,801.20 = 248,686,696.74/x
  3. Step 3: Cross multiply
    251,915,200.80x = 377,872,801.20 × 248,686,696.74
  4. Step 4: Simplify right side
    251,915,200.80x = 93,971,938,718,318,704
  5. Step 5: Solve for x
    x = 93,971,938,718,318,704/251,915,200.80
  6. Step 6: Final answer
    x = 373,030,045.11

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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.