Home / 98,196,901.22-147,290,012.81-30,039,592.97

Finding the Fourth Proportional to 98,196,901.22, 147,290,012.81 and 30,039,592.97

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Solution

The fourth proportional to 98,196,901.22, 147,290,012.81 and 30,039,592.97 is: 45,057,756.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    98,196,901.22 : 147,290,012.81 = 30,039,592.97 : x
  2. Step 2: Convert to fraction form
    98,196,901.22/147,290,012.81 = 30,039,592.97/x
  3. Step 3: Cross multiply
    98,196,901.22x = 147,290,012.81 × 30,039,592.97
  4. Step 4: Simplify right side
    98,196,901.22x = 4,424,532,032,622,036
  5. Step 5: Solve for x
    x = 4,424,532,032,622,036/98,196,901.22
  6. Step 6: Final answer
    x = 45,057,756.18

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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.