Home / 414,443,118.17-571,928,541.89-226,271,405.87

Finding the Fourth Proportional to 414,443,118.17, 571,928,541.89 and 226,271,405.87

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Solution

The fourth proportional to 414,443,118.17, 571,928,541.89 and 226,271,405.87 is: 312,252,923.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    414,443,118.17 : 571,928,541.89 = 226,271,405.87 : x
  2. Step 2: Convert to fraction form
    414,443,118.17/571,928,541.89 = 226,271,405.87/x
  3. Step 3: Cross multiply
    414,443,118.17x = 571,928,541.89 × 226,271,405.87
  4. Step 4: Simplify right side
    414,443,118.17x = 129,411,075,226,638,496
  5. Step 5: Solve for x
    x = 129,411,075,226,638,496/414,443,118.17
  6. Step 6: Final answer
    x = 312,252,923.39

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.