Home / 149,020,475.09-223,513,108.63-39,854,106.89

Finding the Fourth Proportional to 149,020,475.09, 223,513,108.63 and 39,854,106.89

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Solution

The fourth proportional to 149,020,475.09, 223,513,108.63 and 39,854,106.89 is: 59,776,452.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    149,020,475.09 : 223,513,108.63 = 39,854,106.89 : x
  2. Step 2: Convert to fraction form
    149,020,475.09/223,513,108.63 = 39,854,106.89/x
  3. Step 3: Cross multiply
    149,020,475.09x = 223,513,108.63 × 39,854,106.89
  4. Step 4: Simplify right side
    149,020,475.09x = 8,907,915,321,816,217
  5. Step 5: Solve for x
    x = 8,907,915,321,816,217/149,020,475.09
  6. Step 6: Final answer
    x = 59,776,452.31

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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.