Home / 179,285,894.72-247,408,002.89-99,896,854.40

Finding the Fourth Proportional to 179,285,894.72, 247,408,002.89 and 99,896,854.40

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Solution

The fourth proportional to 179,285,894.72, 247,408,002.89 and 99,896,854.40 is: 137,854,019.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    179,285,894.72 : 247,408,002.89 = 99,896,854.40 : x
  2. Step 2: Convert to fraction form
    179,285,894.72/247,408,002.89 = 99,896,854.40/x
  3. Step 3: Cross multiply
    179,285,894.72x = 247,408,002.89 × 99,896,854.40
  4. Step 4: Simplify right side
    179,285,894.72x = 24,715,281,240,360,584
  5. Step 5: Solve for x
    x = 24,715,281,240,360,584/179,285,894.72
  6. Step 6: Final answer
    x = 137,854,019.58

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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.