Home / 139,053,709.04-208,588,534.44-36,815,090

Finding the Fourth Proportional to 139,053,709.04, 208,588,534.44 and 36,815,090

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Solution

The fourth proportional to 139,053,709.04, 208,588,534.44 and 36,815,090 is: 55,224,745.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    139,053,709.04 : 208,588,534.44 = 36,815,090 : x
  2. Step 2: Convert to fraction form
    139,053,709.04/208,588,534.44 = 36,815,090/x
  3. Step 3: Cross multiply
    139,053,709.04x = 208,588,534.44 × 36,815,090
  4. Step 4: Simplify right side
    139,053,709.04x = 7,679,205,668,376,700
  5. Step 5: Solve for x
    x = 7,679,205,668,376,700/139,053,709.04
  6. Step 6: Final answer
    x = 55,224,745.33

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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.