Home / 223,992,021.60-335,988,032.40-191,113,538.40

Finding the Fourth Proportional to 223,992,021.60, 335,988,032.40 and 191,113,538.40

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Solution

The fourth proportional to 223,992,021.60, 335,988,032.40 and 191,113,538.40 is: 286,670,307.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    223,992,021.60 : 335,988,032.40 = 191,113,538.40 : x
  2. Step 2: Convert to fraction form
    223,992,021.60/335,988,032.40 = 191,113,538.40/x
  3. Step 3: Cross multiply
    223,992,021.60x = 335,988,032.40 × 191,113,538.40
  4. Step 4: Simplify right side
    223,992,021.60x = 64,211,861,732,017,840
  5. Step 5: Solve for x
    x = 64,211,861,732,017,840/223,992,021.60
  6. Step 6: Final answer
    x = 286,670,307.60

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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.