Home / 714,523,408.52-1,071,666,235.64-216,415,496

Finding the Fourth Proportional to 714,523,408.52, 1,071,666,235.64 and 216,415,496

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Solution

The fourth proportional to 714,523,408.52, 1,071,666,235.64 and 216,415,496 is: 324,587,238.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    714,523,408.52 : 1,071,666,235.64 = 216,415,496 : x
  2. Step 2: Convert to fraction form
    714,523,408.52/1,071,666,235.64 = 216,415,496/x
  3. Step 3: Cross multiply
    714,523,408.52x = 1,071,666,235.64 × 216,415,496
  4. Step 4: Simplify right side
    714,523,408.52x = 231,925,179,932,483,488
  5. Step 5: Solve for x
    x = 231,925,179,932,483,488/714,523,408.52
  6. Step 6: Final answer
    x = 324,587,238.38

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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.