Home / 132,521,257,271.98-198,809,807,447.52-42,977,268,545.69

Finding the Fourth Proportional to 132,521,257,271.98, 198,809,807,447.52 and 42,977,268,545.69

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Solution

The fourth proportional to 132,521,257,271.98, 198,809,807,447.52 and 42,977,268,545.69 is: 64,474,957,905.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    132,521,257,271.98 : 198,809,807,447.52 = 42,977,268,545.69 : x
  2. Step 2: Convert to fraction form
    132,521,257,271.98/198,809,807,447.52 = 42,977,268,545.69/x
  3. Step 3: Cross multiply
    132,521,257,271.98x = 198,809,807,447.52 × 42,977,268,545.69
  4. Step 4: Simplify right side
    132,521,257,271.98x = 8,544,302,484,187,992,031,232
  5. Step 5: Solve for x
    x = 8,544,302,484,187,992,031,232/132,521,257,271.98
  6. Step 6: Final answer
    x = 64,474,957,905.45

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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.