Home / 2,153,092,815.75-2,971,269,281.30-1,163,018,242.47

Finding the Fourth Proportional to 2,153,092,815.75, 2,971,269,281.30 and 1,163,018,242.47

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Solution

The fourth proportional to 2,153,092,815.75, 2,971,269,281.30 and 1,163,018,242.47 is: 1,604,965,820.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,153,092,815.75 : 2,971,269,281.30 = 1,163,018,242.47 : x
  2. Step 2: Convert to fraction form
    2,153,092,815.75/2,971,269,281.30 = 1,163,018,242.47/x
  3. Step 3: Cross multiply
    2,153,092,815.75x = 2,971,269,281.30 × 1,163,018,242.47
  4. Step 4: Simplify right side
    2,153,092,815.75x = 3,455,640,377,436,811,264
  5. Step 5: Solve for x
    x = 3,455,640,377,436,811,264/2,153,092,815.75
  6. Step 6: Final answer
    x = 1,604,965,820.40

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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.