Home / 356,387,337.60-534,155,853.60-319,824,196.80

Finding the Fourth Proportional to 356,387,337.60, 534,155,853.60 and 319,824,196.80

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Solution

The fourth proportional to 356,387,337.60, 534,155,853.60 and 319,824,196.80 is: 479,354,760.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    356,387,337.60 : 534,155,853.60 = 319,824,196.80 : x
  2. Step 2: Convert to fraction form
    356,387,337.60/534,155,853.60 = 319,824,196.80/x
  3. Step 3: Cross multiply
    356,387,337.60x = 534,155,853.60 × 319,824,196.80
  4. Step 4: Simplify right side
    356,387,337.60x = 170,835,966,843,638,400
  5. Step 5: Solve for x
    x = 170,835,966,843,638,400/356,387,337.60
  6. Step 6: Final answer
    x = 479,354,760.45

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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.