Home / 277,042,402.81-382,225,683.84-159,565,381.21

Finding the Fourth Proportional to 277,042,402.81, 382,225,683.84 and 159,565,381.21

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Solution

The fourth proportional to 277,042,402.81, 382,225,683.84 and 159,565,381.21 is: 220,146,758.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    277,042,402.81 : 382,225,683.84 = 159,565,381.21 : x
  2. Step 2: Convert to fraction form
    277,042,402.81/382,225,683.84 = 159,565,381.21/x
  3. Step 3: Cross multiply
    277,042,402.81x = 382,225,683.84 × 159,565,381.21
  4. Step 4: Simplify right side
    277,042,402.81x = 60,989,986,950,061,952
  5. Step 5: Solve for x
    x = 60,989,986,950,061,952/277,042,402.81
  6. Step 6: Final answer
    x = 220,146,758.51

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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.