Home / 119,428,105,905.02-164,809,672,315.04-65,234,633,799.55

Finding the Fourth Proportional to 119,428,105,905.02, 164,809,672,315.04 and 65,234,633,799.55

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Solution

The fourth proportional to 119,428,105,905.02, 164,809,672,315.04 and 65,234,633,799.55 is: 90,023,186,239.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    119,428,105,905.02 : 164,809,672,315.04 = 65,234,633,799.55 : x
  2. Step 2: Convert to fraction form
    119,428,105,905.02/164,809,672,315.04 = 65,234,633,799.55/x
  3. Step 3: Cross multiply
    119,428,105,905.02x = 164,809,672,315.04 × 65,234,633,799.55
  4. Step 4: Simplify right side
    119,428,105,905.02x = 10,751,298,620,094,809,112,576
  5. Step 5: Solve for x
    x = 10,751,298,620,094,809,112,576/119,428,105,905.02
  6. Step 6: Final answer
    x = 90,023,186,239.30

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.