Home / 272,619,907,854.02-408,929,861,809.16-91,102,740,477.83

Finding the Fourth Proportional to 272,619,907,854.02, 408,929,861,809.16 and 91,102,740,477.83

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Solution

The fourth proportional to 272,619,907,854.02, 408,929,861,809.16 and 91,102,740,477.83 is: 136,654,110,726.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    272,619,907,854.02 : 408,929,861,809.16 = 91,102,740,477.83 : x
  2. Step 2: Convert to fraction form
    272,619,907,854.02/408,929,861,809.16 = 91,102,740,477.83/x
  3. Step 3: Cross multiply
    272,619,907,854.02x = 408,929,861,809.16 × 91,102,740,477.83
  4. Step 4: Simplify right side
    272,619,907,854.02x = 37,254,631,074,034,786,238,464
  5. Step 5: Solve for x
    x = 37,254,631,074,034,786,238,464/272,619,907,854.02
  6. Step 6: Final answer
    x = 136,654,110,726.15

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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.