Home / 436,845,341.81-655,270,462.33-145,711,665.34

Finding the Fourth Proportional to 436,845,341.81, 655,270,462.33 and 145,711,665.34

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Solution

The fourth proportional to 436,845,341.81, 655,270,462.33 and 145,711,665.34 is: 218,568,315.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    436,845,341.81 : 655,270,462.33 = 145,711,665.34 : x
  2. Step 2: Convert to fraction form
    436,845,341.81/655,270,462.33 = 145,711,665.34/x
  3. Step 3: Cross multiply
    436,845,341.81x = 655,270,462.33 × 145,711,665.34
  4. Step 4: Simplify right side
    436,845,341.81x = 95,480,550,312,213,584
  5. Step 5: Solve for x
    x = 95,480,550,312,213,584/436,845,341.81
  6. Step 6: Final answer
    x = 218,568,315.08

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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.