Home / 103,098,415.91-154,545,473.71-48,413,109.34

Finding the Fourth Proportional to 103,098,415.91, 154,545,473.71 and 48,413,109.34

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Solution

The fourth proportional to 103,098,415.91, 154,545,473.71 and 48,413,109.34 is: 72,571,696.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    103,098,415.91 : 154,545,473.71 = 48,413,109.34 : x
  2. Step 2: Convert to fraction form
    103,098,415.91/154,545,473.71 = 48,413,109.34/x
  3. Step 3: Cross multiply
    103,098,415.91x = 154,545,473.71 × 48,413,109.34
  4. Step 4: Simplify right side
    103,098,415.91x = 7,482,026,915,709,533
  5. Step 5: Solve for x
    x = 7,482,026,915,709,533/103,098,415.91
  6. Step 6: Final answer
    x = 72,571,696.18

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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.