Home / 92,883,159.40-139,473,455.10-73,872,005.80

Finding the Fourth Proportional to 92,883,159.40, 139,473,455.10 and 73,872,005.80

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Solution

The fourth proportional to 92,883,159.40, 139,473,455.10 and 73,872,005.80 is: 110,926,285.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    92,883,159.40 : 139,473,455.10 = 73,872,005.80 : x
  2. Step 2: Convert to fraction form
    92,883,159.40/139,473,455.10 = 73,872,005.80/x
  3. Step 3: Cross multiply
    92,883,159.40x = 139,473,455.10 × 73,872,005.80
  4. Step 4: Simplify right side
    92,883,159.40x = 10,303,183,884,093,238
  5. Step 5: Solve for x
    x = 10,303,183,884,093,238/92,883,159.40
  6. Step 6: Final answer
    x = 110,926,285.78

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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.