Home / 245,730,895.20-368,118,045.90-148,397,476.05

Finding the Fourth Proportional to 245,730,895.20, 368,118,045.90 and 148,397,476.05

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Solution

The fourth proportional to 245,730,895.20, 368,118,045.90 and 148,397,476.05 is: 222,307,369.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    245,730,895.20 : 368,118,045.90 = 148,397,476.05 : x
  2. Step 2: Convert to fraction form
    245,730,895.20/368,118,045.90 = 148,397,476.05/x
  3. Step 3: Cross multiply
    245,730,895.20x = 368,118,045.90 × 148,397,476.05
  4. Step 4: Simplify right side
    245,730,895.20x = 54,627,788,900,018,048
  5. Step 5: Solve for x
    x = 54,627,788,900,018,048/245,730,895.20
  6. Step 6: Final answer
    x = 222,307,369.43

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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.