Home / 132,521,257,336.08-198,809,807,543.64-42,977,268,609.84

Finding the Fourth Proportional to 132,521,257,336.08, 198,809,807,543.64 and 42,977,268,609.84

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Solution

The fourth proportional to 132,521,257,336.08, 198,809,807,543.64 and 42,977,268,609.84 is: 64,474,958,001.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    132,521,257,336.08 : 198,809,807,543.64 = 42,977,268,609.84 : x
  2. Step 2: Convert to fraction form
    132,521,257,336.08/198,809,807,543.64 = 42,977,268,609.84/x
  3. Step 3: Cross multiply
    132,521,257,336.08x = 198,809,807,543.64 × 42,977,268,609.84
  4. Step 4: Simplify right side
    132,521,257,336.08x = 8,544,302,501,073,610,866,688
  5. Step 5: Solve for x
    x = 8,544,302,501,073,610,866,688/132,521,257,336.08
  6. Step 6: Final answer
    x = 64,474,958,001.68

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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.