Home / 109,728,237.80-164,592,356.70-99,650,541.80

Finding the Fourth Proportional to 109,728,237.80, 164,592,356.70 and 99,650,541.80

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Solution

The fourth proportional to 109,728,237.80, 164,592,356.70 and 99,650,541.80 is: 149,475,812.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    109,728,237.80 : 164,592,356.70 = 99,650,541.80 : x
  2. Step 2: Convert to fraction form
    109,728,237.80/164,592,356.70 = 99,650,541.80/x
  3. Step 3: Cross multiply
    109,728,237.80x = 164,592,356.70 × 99,650,541.80
  4. Step 4: Simplify right side
    109,728,237.80x = 16,401,717,521,293,858
  5. Step 5: Solve for x
    x = 16,401,717,521,293,858/109,728,237.80
  6. Step 6: Final answer
    x = 149,475,812.70

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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.