Home / 400,247,214.12-552,262,603.14-251,482,138.92

Finding the Fourth Proportional to 400,247,214.12, 552,262,603.14 and 251,482,138.92

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Solution

The fourth proportional to 400,247,214.12, 552,262,603.14 and 251,482,138.92 is: 346,995,995.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    400,247,214.12 : 552,262,603.14 = 251,482,138.92 : x
  2. Step 2: Convert to fraction form
    400,247,214.12/552,262,603.14 = 251,482,138.92/x
  3. Step 3: Cross multiply
    400,247,214.12x = 552,262,603.14 × 251,482,138.92
  4. Step 4: Simplify right side
    400,247,214.12x = 138,884,180,683,174,304
  5. Step 5: Solve for x
    x = 138,884,180,683,174,304/400,247,214.12
  6. Step 6: Final answer
    x = 346,995,995.93

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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.