Home / 921,151,098.27-1,380,320,644.59-546,922,051.50

Finding the Fourth Proportional to 921,151,098.27, 1,380,320,644.59 and 546,922,051.50

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Solution

The fourth proportional to 921,151,098.27, 1,380,320,644.59 and 546,922,051.50 is: 819,548,280.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    921,151,098.27 : 1,380,320,644.59 = 546,922,051.50 : x
  2. Step 2: Convert to fraction form
    921,151,098.27/1,380,320,644.59 = 546,922,051.50/x
  3. Step 3: Cross multiply
    921,151,098.27x = 1,380,320,644.59 × 546,922,051.50
  4. Step 4: Simplify right side
    921,151,098.27x = 754,927,798,664,230,528
  5. Step 5: Solve for x
    x = 754,927,798,664,230,528/921,151,098.27
  6. Step 6: Final answer
    x = 819,548,280.50

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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.