Home / 563,852,519.20-845,778,778.80-525,588,767.20

Finding the Fourth Proportional to 563,852,519.20, 845,778,778.80 and 525,588,767.20

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Solution

The fourth proportional to 563,852,519.20, 845,778,778.80 and 525,588,767.20 is: 788,383,150.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    563,852,519.20 : 845,778,778.80 = 525,588,767.20 : x
  2. Step 2: Convert to fraction form
    563,852,519.20/845,778,778.80 = 525,588,767.20/x
  3. Step 3: Cross multiply
    563,852,519.20x = 845,778,778.80 × 525,588,767.20
  4. Step 4: Simplify right side
    563,852,519.20x = 444,531,825,673,413,440
  5. Step 5: Solve for x
    x = 444,531,825,673,413,440/563,852,519.20
  6. Step 6: Final answer
    x = 788,383,150.80

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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.