Home / 104,980,673.20-157,471,009.80-98,603,381.20

Finding the Fourth Proportional to 104,980,673.20, 157,471,009.80 and 98,603,381.20

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Solution

The fourth proportional to 104,980,673.20, 157,471,009.80 and 98,603,381.20 is: 147,905,071.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,980,673.20 : 157,471,009.80 = 98,603,381.20 : x
  2. Step 2: Convert to fraction form
    104,980,673.20/157,471,009.80 = 98,603,381.20/x
  3. Step 3: Cross multiply
    104,980,673.20x = 157,471,009.80 × 98,603,381.20
  4. Step 4: Simplify right side
    104,980,673.20x = 15,527,174,007,258,338
  5. Step 5: Solve for x
    x = 15,527,174,007,258,338/104,980,673.20
  6. Step 6: Final answer
    x = 147,905,071.80

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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.