Home / 1,017,270,320.85-1,523,862,401.67-463,811,425.02

Finding the Fourth Proportional to 1,017,270,320.85, 1,523,862,401.67 and 463,811,425.02

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Solution

The fourth proportional to 1,017,270,320.85, 1,523,862,401.67 and 463,811,425.02 is: 694,785,621.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,017,270,320.85 : 1,523,862,401.67 = 463,811,425.02 : x
  2. Step 2: Convert to fraction form
    1,017,270,320.85/1,523,862,401.67 = 463,811,425.02/x
  3. Step 3: Cross multiply
    1,017,270,320.85x = 1,523,862,401.67 × 463,811,425.02
  4. Step 4: Simplify right side
    1,017,270,320.85x = 706,784,792,052,962,304
  5. Step 5: Solve for x
    x = 706,784,792,052,962,304/1,017,270,320.85
  6. Step 6: Final answer
    x = 694,785,621.45

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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.