Home / 112,211,063.60-167,997,730.80-99,456,479.60

Finding the Fourth Proportional to 112,211,063.60, 167,997,730.80 and 99,456,479.60

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Solution

The fourth proportional to 112,211,063.60, 167,997,730.80 and 99,456,479.60 is: 148,902,098.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    112,211,063.60 : 167,997,730.80 = 99,456,479.60 : x
  2. Step 2: Convert to fraction form
    112,211,063.60/167,997,730.80 = 99,456,479.60/x
  3. Step 3: Cross multiply
    112,211,063.60x = 167,997,730.80 × 99,456,479.60
  4. Step 4: Simplify right side
    112,211,063.60x = 16,708,462,886,156,492
  5. Step 5: Solve for x
    x = 16,708,462,886,156,492/112,211,063.60
  6. Step 6: Final answer
    x = 148,902,098.87

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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.