Home / 291,346,250.70-437,019,376.05-223,321,802.70

Finding the Fourth Proportional to 291,346,250.70, 437,019,376.05 and 223,321,802.70

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Solution

The fourth proportional to 291,346,250.70, 437,019,376.05 and 223,321,802.70 is: 334,982,704.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    291,346,250.70 : 437,019,376.05 = 223,321,802.70 : x
  2. Step 2: Convert to fraction form
    291,346,250.70/437,019,376.05 = 223,321,802.70/x
  3. Step 3: Cross multiply
    291,346,250.70x = 437,019,376.05 × 223,321,802.70
  4. Step 4: Simplify right side
    291,346,250.70x = 97,595,954,874,315,200
  5. Step 5: Solve for x
    x = 97,595,954,874,315,200/291,346,250.70
  6. Step 6: Final answer
    x = 334,982,704.05

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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.