Home / 149,039,765.40-223,559,648.10-46,814,136.60

Finding the Fourth Proportional to 149,039,765.40, 223,559,648.10 and 46,814,136.60

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Solution

The fourth proportional to 149,039,765.40, 223,559,648.10 and 46,814,136.60 is: 70,221,204.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    149,039,765.40 : 223,559,648.10 = 46,814,136.60 : x
  2. Step 2: Convert to fraction form
    149,039,765.40/223,559,648.10 = 46,814,136.60/x
  3. Step 3: Cross multiply
    149,039,765.40x = 223,559,648.10 × 46,814,136.60
  4. Step 4: Simplify right side
    149,039,765.40x = 10,465,751,904,401,330
  5. Step 5: Solve for x
    x = 10,465,751,904,401,330/149,039,765.40
  6. Step 6: Final answer
    x = 70,221,204.90

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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.