Home / 223,992,085.60-335,988,128.40-70,653,642.40

Finding the Fourth Proportional to 223,992,085.60, 335,988,128.40 and 70,653,642.40

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Solution

The fourth proportional to 223,992,085.60, 335,988,128.40 and 70,653,642.40 is: 105,980,463.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    223,992,085.60 : 335,988,128.40 = 70,653,642.40 : x
  2. Step 2: Convert to fraction form
    223,992,085.60/335,988,128.40 = 70,653,642.40/x
  3. Step 3: Cross multiply
    223,992,085.60x = 335,988,128.40 × 70,653,642.40
  4. Step 4: Simplify right side
    223,992,085.60x = 23,738,785,074,618,884
  5. Step 5: Solve for x
    x = 23,738,785,074,618,884/223,992,085.60
  6. Step 6: Final answer
    x = 105,980,463.60

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.