Home / 293,420,897.40-440,131,346.10-157,372,001.40

Finding the Fourth Proportional to 293,420,897.40, 440,131,346.10 and 157,372,001.40

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Solution

The fourth proportional to 293,420,897.40, 440,131,346.10 and 157,372,001.40 is: 236,058,002.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    293,420,897.40 : 440,131,346.10 = 157,372,001.40 : x
  2. Step 2: Convert to fraction form
    293,420,897.40/440,131,346.10 = 157,372,001.40/x
  3. Step 3: Cross multiply
    293,420,897.40x = 440,131,346.10 × 157,372,001.40
  4. Step 4: Simplify right side
    293,420,897.40x = 69,264,350,814,633,088
  5. Step 5: Solve for x
    x = 69,264,350,814,633,088/293,420,897.40
  6. Step 6: Final answer
    x = 236,058,002.10

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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.