Home / 528,360,014.60-792,540,021.90-283,472,001.80

Finding the Fourth Proportional to 528,360,014.60, 792,540,021.90 and 283,472,001.80

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Solution

The fourth proportional to 528,360,014.60, 792,540,021.90 and 283,472,001.80 is: 425,208,002.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    528,360,014.60 : 792,540,021.90 = 283,472,001.80 : x
  2. Step 2: Convert to fraction form
    528,360,014.60/792,540,021.90 = 283,472,001.80/x
  3. Step 3: Cross multiply
    528,360,014.60x = 792,540,021.90 × 283,472,001.80
  4. Step 4: Simplify right side
    528,360,014.60x = 224,662,906,514,608,832
  5. Step 5: Solve for x
    x = 224,662,906,514,608,832/528,360,014.60
  6. Step 6: Final answer
    x = 425,208,002.70

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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.