Home / 312,899,298.40-469,346,614.80-94,549,218.40

Finding the Fourth Proportional to 312,899,298.40, 469,346,614.80 and 94,549,218.40

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Solution

The fourth proportional to 312,899,298.40, 469,346,614.80 and 94,549,218.40 is: 141,823,122.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    312,899,298.40 : 469,346,614.80 = 94,549,218.40 : x
  2. Step 2: Convert to fraction form
    312,899,298.40/469,346,614.80 = 94,549,218.40/x
  3. Step 3: Cross multiply
    312,899,298.40x = 469,346,614.80 × 94,549,218.40
  4. Step 4: Simplify right side
    312,899,298.40x = 44,376,355,588,025,880
  5. Step 5: Solve for x
    x = 44,376,355,588,025,880/312,899,298.40
  6. Step 6: Final answer
    x = 141,823,122.69

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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.