Home / 120,319,221.88-180,485,831.22-34,050,411.64

Finding the Fourth Proportional to 120,319,221.88, 180,485,831.22 and 34,050,411.64

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Solution

The fourth proportional to 120,319,221.88, 180,485,831.22 and 34,050,411.64 is: 51,077,598.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    120,319,221.88 : 180,485,831.22 = 34,050,411.64 : x
  2. Step 2: Convert to fraction form
    120,319,221.88/180,485,831.22 = 34,050,411.64/x
  3. Step 3: Cross multiply
    120,319,221.88x = 180,485,831.22 × 34,050,411.64
  4. Step 4: Simplify right side
    120,319,221.88x = 6,145,616,848,228,563
  5. Step 5: Solve for x
    x = 6,145,616,848,228,563/120,319,221.88
  6. Step 6: Final answer
    x = 51,077,598.01

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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.