Home / 448,130,170.43-618,420,230.93-247,182,538.35

Finding the Fourth Proportional to 448,130,170.43, 618,420,230.93 and 247,182,538.35

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Solution

The fourth proportional to 448,130,170.43, 618,420,230.93 and 247,182,538.35 is: 341,112,231.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    448,130,170.43 : 618,420,230.93 = 247,182,538.35 : x
  2. Step 2: Convert to fraction form
    448,130,170.43/618,420,230.93 = 247,182,538.35/x
  3. Step 3: Cross multiply
    448,130,170.43x = 618,420,230.93 × 247,182,538.35
  4. Step 4: Simplify right side
    448,130,170.43x = 152,862,682,447,034,656
  5. Step 5: Solve for x
    x = 152,862,682,447,034,656/448,130,170.43
  6. Step 6: Final answer
    x = 341,112,231.52

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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.