Home / 102,575,740.44-141,554,750.93-55,533,309.69

Finding the Fourth Proportional to 102,575,740.44, 141,554,750.93 and 55,533,309.69

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Solution

The fourth proportional to 102,575,740.44, 141,554,750.93 and 55,533,309.69 is: 76,636,091.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    102,575,740.44 : 141,554,750.93 = 55,533,309.69 : x
  2. Step 2: Convert to fraction form
    102,575,740.44/141,554,750.93 = 55,533,309.69/x
  3. Step 3: Cross multiply
    102,575,740.44x = 141,554,750.93 × 55,533,309.69
  4. Step 4: Simplify right side
    102,575,740.44x = 7,861,003,821,486,506
  5. Step 5: Solve for x
    x = 7,861,003,821,486,506/102,575,740.44
  6. Step 6: Final answer
    x = 76,636,091.42

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.