Home / 190,132,895.84-262,384,937.07-105,361,430.77

Finding the Fourth Proportional to 190,132,895.84, 262,384,937.07 and 105,361,430.77

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Solution

The fourth proportional to 190,132,895.84, 262,384,937.07 and 105,361,430.77 is: 145,399,628.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    190,132,895.84 : 262,384,937.07 = 105,361,430.77 : x
  2. Step 2: Convert to fraction form
    190,132,895.84/262,384,937.07 = 105,361,430.77/x
  3. Step 3: Cross multiply
    190,132,895.84x = 262,384,937.07 × 105,361,430.77
  4. Step 4: Simplify right side
    190,132,895.84x = 27,645,252,380,879,688
  5. Step 5: Solve for x
    x = 27,645,252,380,879,688/190,132,895.84
  6. Step 6: Final answer
    x = 145,399,628.29

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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.