Home / 444,402,702.20-666,604,053.30-121,319,233.40

Finding the Fourth Proportional to 444,402,702.20, 666,604,053.30 and 121,319,233.40

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Solution

The fourth proportional to 444,402,702.20, 666,604,053.30 and 121,319,233.40 is: 181,978,850.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    444,402,702.20 : 666,604,053.30 = 121,319,233.40 : x
  2. Step 2: Convert to fraction form
    444,402,702.20/666,604,053.30 = 121,319,233.40/x
  3. Step 3: Cross multiply
    444,402,702.20x = 666,604,053.30 × 121,319,233.40
  4. Step 4: Simplify right side
    444,402,702.20x = 80,871,892,727,688,736
  5. Step 5: Solve for x
    x = 80,871,892,727,688,736/444,402,702.20
  6. Step 6: Final answer
    x = 181,978,850.10

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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.