Home / 217,348,018,520.43-326,170,950,064.62-75,857,440,159.29

Finding the Fourth Proportional to 217,348,018,520.43, 326,170,950,064.62 and 75,857,440,159.29

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Solution

The fourth proportional to 217,348,018,520.43, 326,170,950,064.62 and 75,857,440,159.29 is: 113,838,136,159.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    217,348,018,520.43 : 326,170,950,064.62 = 75,857,440,159.29 : x
  2. Step 2: Convert to fraction form
    217,348,018,520.43/326,170,950,064.62 = 75,857,440,159.29/x
  3. Step 3: Cross multiply
    217,348,018,520.43x = 326,170,950,064.62 × 75,857,440,159.29
  4. Step 4: Simplify right side
    217,348,018,520.43x = 24,742,493,326,225,677,746,176
  5. Step 5: Solve for x
    x = 24,742,493,326,225,677,746,176/217,348,018,520.43
  6. Step 6: Final answer
    x = 113,838,136,159.04

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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.