Home / 436,806,080.96-655,301,254.31-141,678,280.25

Finding the Fourth Proportional to 436,806,080.96, 655,301,254.31 and 141,678,280.25

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Solution

The fourth proportional to 436,806,080.96, 655,301,254.31 and 141,678,280.25 is: 212,547,303.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    436,806,080.96 : 655,301,254.31 = 141,678,280.25 : x
  2. Step 2: Convert to fraction form
    436,806,080.96/655,301,254.31 = 141,678,280.25/x
  3. Step 3: Cross multiply
    436,806,080.96x = 655,301,254.31 × 141,678,280.25
  4. Step 4: Simplify right side
    436,806,080.96x = 92,841,954,757,344,912
  5. Step 5: Solve for x
    x = 92,841,954,757,344,912/436,806,080.96
  6. Step 6: Final answer
    x = 212,547,303.72

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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.