Home / 106,657,223.85-159,985,835.78-29,980,252.07

Finding the Fourth Proportional to 106,657,223.85, 159,985,835.78 and 29,980,252.07

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Solution

The fourth proportional to 106,657,223.85, 159,985,835.78 and 29,980,252.07 is: 44,970,378.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    106,657,223.85 : 159,985,835.78 = 29,980,252.07 : x
  2. Step 2: Convert to fraction form
    106,657,223.85/159,985,835.78 = 29,980,252.07/x
  3. Step 3: Cross multiply
    106,657,223.85x = 159,985,835.78 × 29,980,252.07
  4. Step 4: Simplify right side
    106,657,223.85x = 4,796,415,683,964,142
  5. Step 5: Solve for x
    x = 4,796,415,683,964,142/106,657,223.85
  6. Step 6: Final answer
    x = 44,970,378.10

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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.