Home / 291,279,795.36-436,923,479.33-97,191,210.56

Finding the Fourth Proportional to 291,279,795.36, 436,923,479.33 and 97,191,210.56

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Solution

The fourth proportional to 291,279,795.36, 436,923,479.33 and 97,191,210.56 is: 145,788,079.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    291,279,795.36 : 436,923,479.33 = 97,191,210.56 : x
  2. Step 2: Convert to fraction form
    291,279,795.36/436,923,479.33 = 97,191,210.56/x
  3. Step 3: Cross multiply
    291,279,795.36x = 436,923,479.33 × 97,191,210.56
  4. Step 4: Simplify right side
    291,279,795.36x = 42,465,121,875,863,736
  5. Step 5: Solve for x
    x = 42,465,121,875,863,736/291,279,795.36
  6. Step 6: Final answer
    x = 145,788,079.20

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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.