Home / 872,188,236,923.36-1,307,181,859,828.20-442,033,402,694.40

Finding the Fourth Proportional to 872,188,236,923.36, 1,307,181,859,828.20 and 442,033,402,694.40

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Solution

The fourth proportional to 872,188,236,923.36, 1,307,181,859,828.20 and 442,033,402,694.40 is: 662,492,362,289.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    872,188,236,923.36 : 1,307,181,859,828.20 = 442,033,402,694.40 : x
  2. Step 2: Convert to fraction form
    872,188,236,923.36/1,307,181,859,828.20 = 442,033,402,694.40/x
  3. Step 3: Cross multiply
    872,188,236,923.36x = 1,307,181,859,828.20 × 442,033,402,694.40
  4. Step 4: Simplify right side
    872,188,236,923.36x = 577,818,045,440,253,491,150,848
  5. Step 5: Solve for x
    x = 577,818,045,440,253,491,150,848/872,188,236,923.36
  6. Step 6: Final answer
    x = 662,492,362,289.25

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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.