Home / 473,719,630.74-653,689,218.78-262,021,905.38

Finding the Fourth Proportional to 473,719,630.74, 653,689,218.78 and 262,021,905.38

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Solution

The fourth proportional to 473,719,630.74, 653,689,218.78 and 262,021,905.38 is: 361,565,963.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    473,719,630.74 : 653,689,218.78 = 262,021,905.38 : x
  2. Step 2: Convert to fraction form
    473,719,630.74/653,689,218.78 = 262,021,905.38/x
  3. Step 3: Cross multiply
    473,719,630.74x = 653,689,218.78 × 262,021,905.38
  4. Step 4: Simplify right side
    473,719,630.74x = 171,280,894,627,830,816
  5. Step 5: Solve for x
    x = 171,280,894,627,830,816/473,719,630.74
  6. Step 6: Final answer
    x = 361,565,963.31

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.