Home / 86,589,706.77-119,448,491.87-53,539,390.98

Finding the Fourth Proportional to 86,589,706.77, 119,448,491.87 and 53,539,390.98

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Solution

The fourth proportional to 86,589,706.77, 119,448,491.87 and 53,539,390.98 is: 73,856,347.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    86,589,706.77 : 119,448,491.87 = 53,539,390.98 : x
  2. Step 2: Convert to fraction form
    86,589,706.77/119,448,491.87 = 53,539,390.98/x
  3. Step 3: Cross multiply
    86,589,706.77x = 119,448,491.87 × 53,539,390.98
  4. Step 4: Simplify right side
    86,589,706.77x = 6,395,199,508,333,130
  5. Step 5: Solve for x
    x = 6,395,199,508,333,130/86,589,706.77
  6. Step 6: Final answer
    x = 73,856,347.91

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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.