Home / 119,118,923.19-164,388,101.16-66,197,861.27

Finding the Fourth Proportional to 119,118,923.19, 164,388,101.16 and 66,197,861.27

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Solution

The fourth proportional to 119,118,923.19, 164,388,101.16 and 66,197,861.27 is: 91,355,264.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    119,118,923.19 : 164,388,101.16 = 66,197,861.27 : x
  2. Step 2: Convert to fraction form
    119,118,923.19/164,388,101.16 = 66,197,861.27/x
  3. Step 3: Cross multiply
    119,118,923.19x = 164,388,101.16 × 66,197,861.27
  4. Step 4: Simplify right side
    119,118,923.19x = 10,882,140,714,975,866
  5. Step 5: Solve for x
    x = 10,882,140,714,975,866/119,118,923.19
  6. Step 6: Final answer
    x = 91,355,264.33

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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.