Home / 384,336,419.40-576,504,629.10-366,480,001.80

Finding the Fourth Proportional to 384,336,419.40, 576,504,629.10 and 366,480,001.80

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Solution

The fourth proportional to 384,336,419.40, 576,504,629.10 and 366,480,001.80 is: 549,720,002.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    384,336,419.40 : 576,504,629.10 = 366,480,001.80 : x
  2. Step 2: Convert to fraction form
    384,336,419.40/576,504,629.10 = 366,480,001.80/x
  3. Step 3: Cross multiply
    384,336,419.40x = 576,504,629.10 × 366,480,001.80
  4. Step 4: Simplify right side
    384,336,419.40x = 211,277,417,510,276,352
  5. Step 5: Solve for x
    x = 211,277,417,510,276,352/384,336,419.40
  6. Step 6: Final answer
    x = 549,720,002.70

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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.