Home / 155,394,235.80-233,091,353.70-74,772,667.80

Finding the Fourth Proportional to 155,394,235.80, 233,091,353.70 and 74,772,667.80

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Solution

The fourth proportional to 155,394,235.80, 233,091,353.70 and 74,772,667.80 is: 112,159,001.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    155,394,235.80 : 233,091,353.70 = 74,772,667.80 : x
  2. Step 2: Convert to fraction form
    155,394,235.80/233,091,353.70 = 74,772,667.80/x
  3. Step 3: Cross multiply
    155,394,235.80x = 233,091,353.70 × 74,772,667.80
  4. Step 4: Simplify right side
    155,394,235.80x = 17,428,862,357,262,400
  5. Step 5: Solve for x
    x = 17,428,862,357,262,400/155,394,235.80
  6. Step 6: Final answer
    x = 112,159,001.70

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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.