Home / 190,132,888.56-262,384,927.04-105,361,423.52

Finding the Fourth Proportional to 190,132,888.56, 262,384,927.04 and 105,361,423.52

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Solution

The fourth proportional to 190,132,888.56, 262,384,927.04 and 105,361,423.52 is: 145,399,618.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    190,132,888.56 : 262,384,927.04 = 105,361,423.52 : x
  2. Step 2: Convert to fraction form
    190,132,888.56/262,384,927.04 = 105,361,423.52/x
  3. Step 3: Cross multiply
    190,132,888.56x = 262,384,927.04 × 105,361,423.52
  4. Step 4: Simplify right side
    190,132,888.56x = 27,645,249,421,485,088
  5. Step 5: Solve for x
    x = 27,645,249,421,485,088/190,132,888.56
  6. Step 6: Final answer
    x = 145,399,618.29

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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.