Home / 112,102,818.90-168,180,800.40-57,523,828.20

Finding the Fourth Proportional to 112,102,818.90, 168,180,800.40 and 57,523,828.20

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Solution

The fourth proportional to 112,102,818.90, 168,180,800.40 and 57,523,828.20 is: 86,299,377.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    112,102,818.90 : 168,180,800.40 = 57,523,828.20 : x
  2. Step 2: Convert to fraction form
    112,102,818.90/168,180,800.40 = 57,523,828.20/x
  3. Step 3: Cross multiply
    112,102,818.90x = 168,180,800.40 × 57,523,828.20
  4. Step 4: Simplify right side
    112,102,818.90x = 9,674,403,468,748,092
  5. Step 5: Solve for x
    x = 9,674,403,468,748,092/112,102,818.90
  6. Step 6: Final answer
    x = 86,299,377.34

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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.