Home / 927,148,047,458.30-1,390,722,071,187.40-331,580,400,328.70

Finding the Fourth Proportional to 927,148,047,458.30, 1,390,722,071,187.40 and 331,580,400,328.70

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Solution

The fourth proportional to 927,148,047,458.30, 1,390,722,071,187.40 and 331,580,400,328.70 is: 497,370,600,493.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    927,148,047,458.30 : 1,390,722,071,187.40 = 331,580,400,328.70 : x
  2. Step 2: Convert to fraction form
    927,148,047,458.30/1,390,722,071,187.40 = 331,580,400,328.70/x
  3. Step 3: Cross multiply
    927,148,047,458.30x = 1,390,722,071,187.40 × 331,580,400,328.70
  4. Step 4: Simplify right side
    927,148,047,458.30x = 461,136,181,110,276,915,986,432
  5. Step 5: Solve for x
    x = 461,136,181,110,276,915,986,432/927,148,047,458.30
  6. Step 6: Final answer
    x = 497,370,600,493.03

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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.