Home / 139,913,267.77-209,896,801.77-53,644,946.38

Finding the Fourth Proportional to 139,913,267.77, 209,896,801.77 and 53,644,946.38

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Solution

The fourth proportional to 139,913,267.77, 209,896,801.77 and 53,644,946.38 is: 80,477,733.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    139,913,267.77 : 209,896,801.77 = 53,644,946.38 : x
  2. Step 2: Convert to fraction form
    139,913,267.77/209,896,801.77 = 53,644,946.38/x
  3. Step 3: Cross multiply
    139,913,267.77x = 209,896,801.77 × 53,644,946.38
  4. Step 4: Simplify right side
    139,913,267.77x = 11,259,902,676,285,140
  5. Step 5: Solve for x
    x = 11,259,902,676,285,140/139,913,267.77
  6. Step 6: Final answer
    x = 80,477,733.50

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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.