Home / 149,131,681.20-223,705,493.28-46,903,690.32

Finding the Fourth Proportional to 149,131,681.20, 223,705,493.28 and 46,903,690.32

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Solution

The fourth proportional to 149,131,681.20, 223,705,493.28 and 46,903,690.32 is: 70,358,042.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    149,131,681.20 : 223,705,493.28 = 46,903,690.32 : x
  2. Step 2: Convert to fraction form
    149,131,681.20/223,705,493.28 = 46,903,690.32/x
  3. Step 3: Cross multiply
    149,131,681.20x = 223,705,493.28 × 46,903,690.32
  4. Step 4: Simplify right side
    149,131,681.20x = 10,492,613,179,687,962
  5. Step 5: Solve for x
    x = 10,492,613,179,687,962/149,131,681.20
  6. Step 6: Final answer
    x = 70,358,042.61

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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.