Home / 98,325,120.80-147,487,681.20-52,975,488.80

Finding the Fourth Proportional to 98,325,120.80, 147,487,681.20 and 52,975,488.80

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Solution

The fourth proportional to 98,325,120.80, 147,487,681.20 and 52,975,488.80 is: 79,463,233.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    98,325,120.80 : 147,487,681.20 = 52,975,488.80 : x
  2. Step 2: Convert to fraction form
    98,325,120.80/147,487,681.20 = 52,975,488.80/x
  3. Step 3: Cross multiply
    98,325,120.80x = 147,487,681.20 × 52,975,488.80
  4. Step 4: Simplify right side
    98,325,120.80x = 7,813,232,003,548,569
  5. Step 5: Solve for x
    x = 7,813,232,003,548,569/98,325,120.80
  6. Step 6: Final answer
    x = 79,463,233.20

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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.