Home / 106,109,328.16-159,163,981.98-29,432,359.72

Finding the Fourth Proportional to 106,109,328.16, 159,163,981.98 and 29,432,359.72

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Solution

The fourth proportional to 106,109,328.16, 159,163,981.98 and 29,432,359.72 is: 44,148,536.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    106,109,328.16 : 159,163,981.98 = 29,432,359.72 : x
  2. Step 2: Convert to fraction form
    106,109,328.16/159,163,981.98 = 29,432,359.72/x
  3. Step 3: Cross multiply
    106,109,328.16x = 159,163,981.98 × 29,432,359.72
  4. Step 4: Simplify right side
    106,109,328.16x = 4,684,571,572,102,957
  5. Step 5: Solve for x
    x = 4,684,571,572,102,957/106,109,328.16
  6. Step 6: Final answer
    x = 44,148,536.73

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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.