Home / 212,198,686.35-292,834,200.66-118,110,807.83

Finding the Fourth Proportional to 212,198,686.35, 292,834,200.66 and 118,110,807.83

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Solution

The fourth proportional to 212,198,686.35, 292,834,200.66 and 118,110,807.83 is: 162,992,922.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    212,198,686.35 : 292,834,200.66 = 118,110,807.83 : x
  2. Step 2: Convert to fraction form
    212,198,686.35/292,834,200.66 = 118,110,807.83/x
  3. Step 3: Cross multiply
    212,198,686.35x = 292,834,200.66 × 118,110,807.83
  4. Step 4: Simplify right side
    212,198,686.35x = 34,586,884,000,005,480
  5. Step 5: Solve for x
    x = 34,586,884,000,005,480/212,198,686.35
  6. Step 6: Final answer
    x = 162,992,922.32

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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.