Home / 758,454,061.38-1,137,681,094.80-213,195,595.38

Finding the Fourth Proportional to 758,454,061.38, 1,137,681,094.80 and 213,195,595.38

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Solution

The fourth proportional to 758,454,061.38, 1,137,681,094.80 and 213,195,595.38 is: 319,793,393.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    758,454,061.38 : 1,137,681,094.80 = 213,195,595.38 : x
  2. Step 2: Convert to fraction form
    758,454,061.38/1,137,681,094.80 = 213,195,595.38/x
  3. Step 3: Cross multiply
    758,454,061.38x = 1,137,681,094.80 × 213,195,595.38
  4. Step 4: Simplify right side
    758,454,061.38x = 242,548,598,358,456,192
  5. Step 5: Solve for x
    x = 242,548,598,358,456,192/758,454,061.38
  6. Step 6: Final answer
    x = 319,793,393.84

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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.