Home / 99,192,833.95-148,789,726.40-30,106,237.81

Finding the Fourth Proportional to 99,192,833.95, 148,789,726.40 and 30,106,237.81

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Solution

The fourth proportional to 99,192,833.95, 148,789,726.40 and 30,106,237.81 is: 45,159,501.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    99,192,833.95 : 148,789,726.40 = 30,106,237.81 : x
  2. Step 2: Convert to fraction form
    99,192,833.95/148,789,726.40 = 30,106,237.81/x
  3. Step 3: Cross multiply
    99,192,833.95x = 148,789,726.40 × 30,106,237.81
  4. Step 4: Simplify right side
    99,192,833.95x = 4,479,498,886,683,235
  5. Step 5: Solve for x
    x = 4,479,498,886,683,235/99,192,833.95
  6. Step 6: Final answer
    x = 45,159,501.03

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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.