Home / 179,285,983.88-247,408,125.74-99,896,943.47

Finding the Fourth Proportional to 179,285,983.88, 247,408,125.74 and 99,896,943.47

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Solution

The fourth proportional to 179,285,983.88, 247,408,125.74 and 99,896,943.47 is: 137,854,142.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    179,285,983.88 : 247,408,125.74 = 99,896,943.47 : x
  2. Step 2: Convert to fraction form
    179,285,983.88/247,408,125.74 = 99,896,943.47/x
  3. Step 3: Cross multiply
    179,285,983.88x = 247,408,125.74 × 99,896,943.47
  4. Step 4: Simplify right side
    179,285,983.88x = 24,715,315,549,705,524
  5. Step 5: Solve for x
    x = 24,715,315,549,705,524/179,285,983.88
  6. Step 6: Final answer
    x = 137,854,142.39

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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.