Home / 217,348,018,492.65-326,170,950,023.01-75,857,440,131.54

Finding the Fourth Proportional to 217,348,018,492.65, 326,170,950,023.01 and 75,857,440,131.54

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Solution

The fourth proportional to 217,348,018,492.65, 326,170,950,023.01 and 75,857,440,131.54 is: 113,838,136,117.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    217,348,018,492.65 : 326,170,950,023.01 = 75,857,440,131.54 : x
  2. Step 2: Convert to fraction form
    217,348,018,492.65/326,170,950,023.01 = 75,857,440,131.54/x
  3. Step 3: Cross multiply
    217,348,018,492.65x = 326,170,950,023.01 × 75,857,440,131.54
  4. Step 4: Simplify right side
    217,348,018,492.65x = 24,742,493,314,018,004,959,232
  5. Step 5: Solve for x
    x = 24,742,493,314,018,004,959,232/217,348,018,492.65
  6. Step 6: Final answer
    x = 113,838,136,117.42

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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.