Home / 169,119,320.72-233,380,693.20-99,509,210.24

Finding the Fourth Proportional to 169,119,320.72, 233,380,693.20 and 99,509,210.24

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Solution

The fourth proportional to 169,119,320.72, 233,380,693.20 and 99,509,210.24 is: 137,320,374.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    169,119,320.72 : 233,380,693.20 = 99,509,210.24 : x
  2. Step 2: Convert to fraction form
    169,119,320.72/233,380,693.20 = 99,509,210.24/x
  3. Step 3: Cross multiply
    169,119,320.72x = 233,380,693.20 × 99,509,210.24
  4. Step 4: Simplify right side
    169,119,320.72x = 23,223,528,465,595,736
  5. Step 5: Solve for x
    x = 23,223,528,465,595,736/169,119,320.72
  6. Step 6: Final answer
    x = 137,320,374.55

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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.