Home / 96,770,143.60-145,155,215.40-28,606,764.40

Finding the Fourth Proportional to 96,770,143.60, 145,155,215.40 and 28,606,764.40

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Solution

The fourth proportional to 96,770,143.60, 145,155,215.40 and 28,606,764.40 is: 42,910,146.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    96,770,143.60 : 145,155,215.40 = 28,606,764.40 : x
  2. Step 2: Convert to fraction form
    96,770,143.60/145,155,215.40 = 28,606,764.40/x
  3. Step 3: Cross multiply
    96,770,143.60x = 145,155,215.40 × 28,606,764.40
  4. Step 4: Simplify right side
    96,770,143.60x = 4,152,421,048,379,051.50
  5. Step 5: Solve for x
    x = 4,152,421,048,379,051.50/96,770,143.60
  6. Step 6: Final answer
    x = 42,910,146.60

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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.