Home / 121,569,984,004.90-182,354,976,007.35-101,978,942,980.90

Finding the Fourth Proportional to 121,569,984,004.90, 182,354,976,007.35 and 101,978,942,980.90

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Solution

The fourth proportional to 121,569,984,004.90, 182,354,976,007.35 and 101,978,942,980.90 is: 152,968,414,471.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    121,569,984,004.90 : 182,354,976,007.35 = 101,978,942,980.90 : x
  2. Step 2: Convert to fraction form
    121,569,984,004.90/182,354,976,007.35 = 101,978,942,980.90/x
  3. Step 3: Cross multiply
    121,569,984,004.90x = 182,354,976,007.35 × 101,978,942,980.90
  4. Step 4: Simplify right side
    121,569,984,004.90x = 18,596,367,700,536,932,171,776
  5. Step 5: Solve for x
    x = 18,596,367,700,536,932,171,776/121,569,984,004.90
  6. Step 6: Final answer
    x = 152,968,414,471.35

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1.5x scale

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.