Home / 317,667,944.53-476,502,290.21-99,319,431.07

Finding the Fourth Proportional to 317,667,944.53, 476,502,290.21 and 99,319,431.07

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Solution

The fourth proportional to 317,667,944.53, 476,502,290.21 and 99,319,431.07 is: 148,979,263.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    317,667,944.53 : 476,502,290.21 = 99,319,431.07 : x
  2. Step 2: Convert to fraction form
    317,667,944.53/476,502,290.21 = 99,319,431.07/x
  3. Step 3: Cross multiply
    317,667,944.53x = 476,502,290.21 × 99,319,431.07
  4. Step 4: Simplify right side
    317,667,944.53x = 47,325,936,367,209,224
  5. Step 5: Solve for x
    x = 47,325,936,367,209,224/317,667,944.53
  6. Step 6: Final answer
    x = 148,979,263.35

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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.