Home / 218,632,364.12-301,712,685.06-119,513,515.38

Finding the Fourth Proportional to 218,632,364.12, 301,712,685.06 and 119,513,515.38

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Solution

The fourth proportional to 218,632,364.12, 301,712,685.06 and 119,513,515.38 is: 164,928,663.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    218,632,364.12 : 301,712,685.06 = 119,513,515.38 : x
  2. Step 2: Convert to fraction form
    218,632,364.12/301,712,685.06 = 119,513,515.38/x
  3. Step 3: Cross multiply
    218,632,364.12x = 301,712,685.06 × 119,513,515.38
  4. Step 4: Simplify right side
    218,632,364.12x = 36,058,743,626,259,408
  5. Step 5: Solve for x
    x = 36,058,743,626,259,408/218,632,364.12
  6. Step 6: Final answer
    x = 164,928,663.57

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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.