Home / 79,555,609.04-119,111,693.72-40,610,283.98

Finding the Fourth Proportional to 79,555,609.04, 119,111,693.72 and 40,610,283.98

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Solution

The fourth proportional to 79,555,609.04, 119,111,693.72 and 40,610,283.98 is: 60,802,245.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    79,555,609.04 : 119,111,693.72 = 40,610,283.98 : x
  2. Step 2: Convert to fraction form
    79,555,609.04/119,111,693.72 = 40,610,283.98/x
  3. Step 3: Cross multiply
    79,555,609.04x = 119,111,693.72 × 40,610,283.98
  4. Step 4: Simplify right side
    79,555,609.04x = 4,837,159,706,509,373
  5. Step 5: Solve for x
    x = 4,837,159,706,509,373/79,555,609.04
  6. Step 6: Final answer
    x = 60,802,245.94

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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.