Home / 112,370,325.30-168,566,714.55-30,490,503.30

Finding the Fourth Proportional to 112,370,325.30, 168,566,714.55 and 30,490,503.30

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Solution

The fourth proportional to 112,370,325.30, 168,566,714.55 and 30,490,503.30 is: 45,738,801.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    112,370,325.30 : 168,566,714.55 = 30,490,503.30 : x
  2. Step 2: Convert to fraction form
    112,370,325.30/168,566,714.55 = 30,490,503.30/x
  3. Step 3: Cross multiply
    112,370,325.30x = 168,566,714.55 × 30,490,503.30
  4. Step 4: Simplify right side
    112,370,325.30x = 5,139,683,966,256,934
  5. Step 5: Solve for x
    x = 5,139,683,966,256,934/112,370,325.30
  6. Step 6: Final answer
    x = 45,738,801.17

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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.