Home / 401,587,712.80-602,381,569.20-377,401,242.40

Finding the Fourth Proportional to 401,587,712.80, 602,381,569.20 and 377,401,242.40

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Solution

The fourth proportional to 401,587,712.80, 602,381,569.20 and 377,401,242.40 is: 566,101,863.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    401,587,712.80 : 602,381,569.20 = 377,401,242.40 : x
  2. Step 2: Convert to fraction form
    401,587,712.80/602,381,569.20 = 377,401,242.40/x
  3. Step 3: Cross multiply
    401,587,712.80x = 602,381,569.20 × 377,401,242.40
  4. Step 4: Simplify right side
    401,587,712.80x = 227,339,552,614,941,568
  5. Step 5: Solve for x
    x = 227,339,552,614,941,568/401,587,712.80
  6. Step 6: Final answer
    x = 566,101,863.60

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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.