Home / 444,402,701.20-666,604,051.80-121,319,232.40

Finding the Fourth Proportional to 444,402,701.20, 666,604,051.80 and 121,319,232.40

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Solution

The fourth proportional to 444,402,701.20, 666,604,051.80 and 121,319,232.40 is: 181,978,848.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    444,402,701.20 : 666,604,051.80 = 121,319,232.40 : x
  2. Step 2: Convert to fraction form
    444,402,701.20/666,604,051.80 = 121,319,232.40/x
  3. Step 3: Cross multiply
    444,402,701.20x = 666,604,051.80 × 121,319,232.40
  4. Step 4: Simplify right side
    444,402,701.20x = 80,871,891,879,105,840
  5. Step 5: Solve for x
    x = 80,871,891,879,105,840/444,402,701.20
  6. Step 6: Final answer
    x = 181,978,848.60

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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.