Home / 314,813,269.80-472,219,904.70-161,758,261.80

Finding the Fourth Proportional to 314,813,269.80, 472,219,904.70 and 161,758,261.80

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Solution

The fourth proportional to 314,813,269.80, 472,219,904.70 and 161,758,261.80 is: 242,637,392.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    314,813,269.80 : 472,219,904.70 = 161,758,261.80 : x
  2. Step 2: Convert to fraction form
    314,813,269.80/472,219,904.70 = 161,758,261.80/x
  3. Step 3: Cross multiply
    314,813,269.80x = 472,219,904.70 × 161,758,261.80
  4. Step 4: Simplify right side
    314,813,269.80x = 76,385,470,971,633,648
  5. Step 5: Solve for x
    x = 76,385,470,971,633,648/314,813,269.80
  6. Step 6: Final answer
    x = 242,637,392.70

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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.