Home / 172,404,543.61-258,640,848.47-63,230,660.50

Finding the Fourth Proportional to 172,404,543.61, 258,640,848.47 and 63,230,660.50

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Solution

The fourth proportional to 172,404,543.61, 258,640,848.47 and 63,230,660.50 is: 94,858,472.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    172,404,543.61 : 258,640,848.47 = 63,230,660.50 : x
  2. Step 2: Convert to fraction form
    172,404,543.61/258,640,848.47 = 63,230,660.50/x
  3. Step 3: Cross multiply
    172,404,543.61x = 258,640,848.47 × 63,230,660.50
  4. Step 4: Simplify right side
    172,404,543.61x = 16,354,031,681,038,514
  5. Step 5: Solve for x
    x = 16,354,031,681,038,514/172,404,543.61
  6. Step 6: Final answer
    x = 94,858,472.63

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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.