Home / 98,202,578.40-147,289,870.80-33,509,368.80

Finding the Fourth Proportional to 98,202,578.40, 147,289,870.80 and 33,509,368.80

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Solution

The fourth proportional to 98,202,578.40, 147,289,870.80 and 33,509,368.80 is: 50,259,277.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    98,202,578.40 : 147,289,870.80 = 33,509,368.80 : x
  2. Step 2: Convert to fraction form
    98,202,578.40/147,289,870.80 = 33,509,368.80/x
  3. Step 3: Cross multiply
    98,202,578.40x = 147,289,870.80 × 33,509,368.80
  4. Step 4: Simplify right side
    98,202,578.40x = 4,935,590,601,141,552
  5. Step 5: Solve for x
    x = 4,935,590,601,141,552/98,202,578.40
  6. Step 6: Final answer
    x = 50,259,277.11

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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.