Home / 514,425,965,315.16-709,908,420,684.42-286,050,304,003.98

Finding the Fourth Proportional to 514,425,965,315.16, 709,908,420,684.42 and 286,050,304,003.98

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Solution

The fourth proportional to 514,425,965,315.16, 709,908,420,684.42 and 286,050,304,003.98 is: 394,749,746,792.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    514,425,965,315.16 : 709,908,420,684.42 = 286,050,304,003.98 : x
  2. Step 2: Convert to fraction form
    514,425,965,315.16/709,908,420,684.42 = 286,050,304,003.98/x
  3. Step 3: Cross multiply
    514,425,965,315.16x = 709,908,420,684.42 × 286,050,304,003.98
  4. Step 4: Simplify right side
    514,425,965,315.16x = 203,069,519,551,763,656,474,624
  5. Step 5: Solve for x
    x = 203,069,519,551,763,656,474,624/514,425,965,315.16
  6. Step 6: Final answer
    x = 394,749,746,792.73

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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.