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Finding the Fourth Proportional to 1,510,455,883.80, 2,265,683,825.70 and 1,510,455,883.80

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Solution

The fourth proportional to 1,510,455,883.80, 2,265,683,825.70 and 1,510,455,883.80 is: 2,265,683,825.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,510,455,883.80 : 2,265,683,825.70 = 1,510,455,883.80 : x
  2. Step 2: Convert to fraction form
    1,510,455,883.80/2,265,683,825.70 = 1,510,455,883.80/x
  3. Step 3: Cross multiply
    1,510,455,883.80x = 2,265,683,825.70 × 1,510,455,883.80
  4. Step 4: Simplify right side
    1,510,455,883.80x = 3,422,215,465,359,058,432
  5. Step 5: Solve for x
    x = 3,422,215,465,359,058,432/1,510,455,883.80
  6. Step 6: Final answer
    x = 2,265,683,825.70

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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.