Home / 312,899,288.40-469,346,599.80-94,549,208.40

Finding the Fourth Proportional to 312,899,288.40, 469,346,599.80 and 94,549,208.40

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Solution

The fourth proportional to 312,899,288.40, 469,346,599.80 and 94,549,208.40 is: 141,823,107.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    312,899,288.40 : 469,346,599.80 = 94,549,208.40 : x
  2. Step 2: Convert to fraction form
    312,899,288.40/469,346,599.80 = 94,549,208.40/x
  3. Step 3: Cross multiply
    312,899,288.40x = 469,346,599.80 × 94,549,208.40
  4. Step 4: Simplify right side
    312,899,288.40x = 44,376,349,476,321,600
  5. Step 5: Solve for x
    x = 44,376,349,476,321,600/312,899,288.40
  6. Step 6: Final answer
    x = 141,823,107.69

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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.