Home / 152,976,284,851.20-229,464,427,276.80-121,018,399,180.80

Finding the Fourth Proportional to 152,976,284,851.20, 229,464,427,276.80 and 121,018,399,180.80

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Solution

The fourth proportional to 152,976,284,851.20, 229,464,427,276.80 and 121,018,399,180.80 is: 181,527,598,771.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    152,976,284,851.20 : 229,464,427,276.80 = 121,018,399,180.80 : x
  2. Step 2: Convert to fraction form
    152,976,284,851.20/229,464,427,276.80 = 121,018,399,180.80/x
  3. Step 3: Cross multiply
    152,976,284,851.20x = 229,464,427,276.80 × 121,018,399,180.80
  4. Step 4: Simplify right side
    152,976,284,851.20x = 27,769,417,657,977,432,702,976
  5. Step 5: Solve for x
    x = 27,769,417,657,977,432,702,976/152,976,284,851.20
  6. Step 6: Final answer
    x = 181,527,598,771.20

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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.