Home / 151,328,820,575.52-208,833,790,100.79-82,740,280,154.79

Finding the Fourth Proportional to 151,328,820,575.52, 208,833,790,100.79 and 82,740,280,154.79

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Solution

The fourth proportional to 151,328,820,575.52, 208,833,790,100.79 and 82,740,280,154.79 is: 114,181,596,294.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    151,328,820,575.52 : 208,833,790,100.79 = 82,740,280,154.79 : x
  2. Step 2: Convert to fraction form
    151,328,820,575.52/208,833,790,100.79 = 82,740,280,154.79/x
  3. Step 3: Cross multiply
    151,328,820,575.52x = 208,833,790,100.79 × 82,740,280,154.79
  4. Step 4: Simplify right side
    151,328,820,575.52x = 17,278,966,298,725,975,064,576
  5. Step 5: Solve for x
    x = 17,278,966,298,725,975,064,576/151,328,820,575.52
  6. Step 6: Final answer
    x = 114,181,596,294.83

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.