Home / 122,482,009.40-183,723,014.10-108,133,102.40

Finding the Fourth Proportional to 122,482,009.40, 183,723,014.10 and 108,133,102.40

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Solution

The fourth proportional to 122,482,009.40, 183,723,014.10 and 108,133,102.40 is: 162,199,653.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    122,482,009.40 : 183,723,014.10 = 108,133,102.40 : x
  2. Step 2: Convert to fraction form
    122,482,009.40/183,723,014.10 = 108,133,102.40/x
  3. Step 3: Cross multiply
    122,482,009.40x = 183,723,014.10 × 108,133,102.40
  4. Step 4: Simplify right side
    122,482,009.40x = 19,866,539,496,911,944
  5. Step 5: Solve for x
    x = 19,866,539,496,911,944/122,482,009.40
  6. Step 6: Final answer
    x = 162,199,653.60

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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.