Home / 212,198,686.53-292,834,200.92-118,110,808.02

Finding the Fourth Proportional to 212,198,686.53, 292,834,200.92 and 118,110,808.02

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Solution

The fourth proportional to 212,198,686.53, 292,834,200.92 and 118,110,808.02 is: 162,992,922.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    212,198,686.53 : 292,834,200.92 = 118,110,808.02 : x
  2. Step 2: Convert to fraction form
    212,198,686.53/292,834,200.92 = 118,110,808.02/x
  3. Step 3: Cross multiply
    212,198,686.53x = 292,834,200.92 × 118,110,808.02
  4. Step 4: Simplify right side
    212,198,686.53x = 34,586,884,085,854,060
  5. Step 5: Solve for x
    x = 34,586,884,085,854,060/212,198,686.53
  6. Step 6: Final answer
    x = 162,992,922.58

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.