Home / 140,338,572.72-210,522,297.36-52,973,678.52

Finding the Fourth Proportional to 140,338,572.72, 210,522,297.36 and 52,973,678.52

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Solution

The fourth proportional to 140,338,572.72, 210,522,297.36 and 52,973,678.52 is: 79,465,967.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    140,338,572.72 : 210,522,297.36 = 52,973,678.52 : x
  2. Step 2: Convert to fraction form
    140,338,572.72/210,522,297.36 = 52,973,678.52/x
  3. Step 3: Cross multiply
    140,338,572.72x = 210,522,297.36 × 52,973,678.52
  4. Step 4: Simplify right side
    140,338,572.72x = 11,152,140,501,640,486
  5. Step 5: Solve for x
    x = 11,152,140,501,640,486/140,338,572.72
  6. Step 6: Final answer
    x = 79,465,967.81

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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.