Home / 144,566,137,965.74-199,506,109,296.39-80,339,569,313.90

Finding the Fourth Proportional to 144,566,137,965.74, 199,506,109,296.39 and 80,339,569,313.90

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Solution

The fourth proportional to 144,566,137,965.74, 199,506,109,296.39 and 80,339,569,313.90 is: 110,871,294,771.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    144,566,137,965.74 : 199,506,109,296.39 = 80,339,569,313.90 : x
  2. Step 2: Convert to fraction form
    144,566,137,965.74/199,506,109,296.39 = 80,339,569,313.90/x
  3. Step 3: Cross multiply
    144,566,137,965.74x = 199,506,109,296.39 × 80,339,569,313.90
  4. Step 4: Simplify right side
    144,566,137,965.74x = 16,028,234,896,363,833,262,080
  5. Step 5: Solve for x
    x = 16,028,234,896,363,833,262,080/144,566,137,965.74
  6. Step 6: Final answer
    x = 110,871,294,771.41

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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.