Home / 112,338,437.60-168,507,656.40-63,965,496.80

Finding the Fourth Proportional to 112,338,437.60, 168,507,656.40 and 63,965,496.80

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Solution

The fourth proportional to 112,338,437.60, 168,507,656.40 and 63,965,496.80 is: 95,948,245.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    112,338,437.60 : 168,507,656.40 = 63,965,496.80 : x
  2. Step 2: Convert to fraction form
    112,338,437.60/168,507,656.40 = 63,965,496.80/x
  3. Step 3: Cross multiply
    112,338,437.60x = 168,507,656.40 × 63,965,496.80
  4. Step 4: Simplify right side
    112,338,437.60x = 10,778,675,956,229,700
  5. Step 5: Solve for x
    x = 10,778,675,956,229,700/112,338,437.60
  6. Step 6: Final answer
    x = 95,948,245.20

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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.