Home / 309,311,399.56-464,173,398.11-112,574,758.01

Finding the Fourth Proportional to 309,311,399.56, 464,173,398.11 and 112,574,758.01

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Solution

The fourth proportional to 309,311,399.56, 464,173,398.11 and 112,574,758.01 is: 168,937,220.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    309,311,399.56 : 464,173,398.11 = 112,574,758.01 : x
  2. Step 2: Convert to fraction form
    309,311,399.56/464,173,398.11 = 112,574,758.01/x
  3. Step 3: Cross multiply
    309,311,399.56x = 464,173,398.11 × 112,574,758.01
  4. Step 4: Simplify right side
    309,311,399.56x = 52,254,207,966,912,648
  5. Step 5: Solve for x
    x = 52,254,207,966,912,648/309,311,399.56
  6. Step 6: Final answer
    x = 168,937,220.03

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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.