Home / 472,818,327,549.18-652,489,921,247.79-256,044,895,938.15

Finding the Fourth Proportional to 472,818,327,549.18, 652,489,921,247.79 and 256,044,895,938.15

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Solution

The fourth proportional to 472,818,327,549.18, 652,489,921,247.79 and 256,044,895,938.15 is: 353,342,297,140.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    472,818,327,549.18 : 652,489,921,247.79 = 256,044,895,938.15 : x
  2. Step 2: Convert to fraction form
    472,818,327,549.18/652,489,921,247.79 = 256,044,895,938.15/x
  3. Step 3: Cross multiply
    472,818,327,549.18x = 652,489,921,247.79 × 256,044,895,938.15
  4. Step 4: Simplify right side
    472,818,327,549.18x = 167,066,713,986,582,089,564,160
  5. Step 5: Solve for x
    x = 167,066,713,986,582,089,564,160/472,818,327,549.18
  6. Step 6: Final answer
    x = 353,342,297,140.98

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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.