Home / 99,618,584.04-149,287,410.06-47,040,155.08

Finding the Fourth Proportional to 99,618,584.04, 149,287,410.06 and 47,040,155.08

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Solution

The fourth proportional to 99,618,584.04, 149,287,410.06 and 47,040,155.08 is: 70,493,904.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    99,618,584.04 : 149,287,410.06 = 47,040,155.08 : x
  2. Step 2: Convert to fraction form
    99,618,584.04/149,287,410.06 = 47,040,155.08/x
  3. Step 3: Cross multiply
    99,618,584.04x = 149,287,410.06 × 47,040,155.08
  4. Step 4: Simplify right side
    99,618,584.04x = 7,022,502,920,713,952
  5. Step 5: Solve for x
    x = 7,022,502,920,713,952/99,618,584.04
  6. Step 6: Final answer
    x = 70,493,904.21

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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.