Home / 927,148,047,375.80-1,390,722,071,063.70-331,580,400,246.20

Finding the Fourth Proportional to 927,148,047,375.80, 1,390,722,071,063.70 and 331,580,400,246.20

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Solution

The fourth proportional to 927,148,047,375.80, 1,390,722,071,063.70 and 331,580,400,246.20 is: 497,370,600,369.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    927,148,047,375.80 : 1,390,722,071,063.70 = 331,580,400,246.20 : x
  2. Step 2: Convert to fraction form
    927,148,047,375.80/1,390,722,071,063.70 = 331,580,400,246.20/x
  3. Step 3: Cross multiply
    927,148,047,375.80x = 1,390,722,071,063.70 × 331,580,400,246.20
  4. Step 4: Simplify right side
    927,148,047,375.80x = 461,136,180,954,525,832,577,024
  5. Step 5: Solve for x
    x = 461,136,180,954,525,832,577,024/927,148,047,375.80
  6. Step 6: Final answer
    x = 497,370,600,369.30

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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.