Home / 291,346,259.70-437,019,389.55-223,321,811.70

Finding the Fourth Proportional to 291,346,259.70, 437,019,389.55 and 223,321,811.70

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Solution

The fourth proportional to 291,346,259.70, 437,019,389.55 and 223,321,811.70 is: 334,982,717.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    291,346,259.70 : 437,019,389.55 = 223,321,811.70 : x
  2. Step 2: Convert to fraction form
    291,346,259.70/437,019,389.55 = 223,321,811.70/x
  3. Step 3: Cross multiply
    291,346,259.70x = 437,019,389.55 × 223,321,811.70
  4. Step 4: Simplify right side
    291,346,259.70x = 97,595,961,822,334,048
  5. Step 5: Solve for x
    x = 97,595,961,822,334,048/291,346,259.70
  6. Step 6: Final answer
    x = 334,982,717.55

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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.