Home / 179,358,671.79-247,484,994.30-99,956,391.53

Finding the Fourth Proportional to 179,358,671.79, 247,484,994.30 and 99,956,391.53

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Solution

The fourth proportional to 179,358,671.79, 247,484,994.30 and 99,956,391.53 is: 137,923,116.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    179,358,671.79 : 247,484,994.30 = 99,956,391.53 : x
  2. Step 2: Convert to fraction form
    179,358,671.79/247,484,994.30 = 99,956,391.53/x
  3. Step 3: Cross multiply
    179,358,671.79x = 247,484,994.30 × 99,956,391.53
  4. Step 4: Simplify right side
    179,358,671.79x = 24,737,706,986,813,196
  5. Step 5: Solve for x
    x = 24,737,706,986,813,196/179,358,671.79
  6. Step 6: Final answer
    x = 137,923,116.51

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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.