Home / 42,550,272,028.80-63,825,408,043.20-19,331,260,444.80

Finding the Fourth Proportional to 42,550,272,028.80, 63,825,408,043.20 and 19,331,260,444.80

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Solution

The fourth proportional to 42,550,272,028.80, 63,825,408,043.20 and 19,331,260,444.80 is: 28,996,890,667.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,550,272,028.80 : 63,825,408,043.20 = 19,331,260,444.80 : x
  2. Step 2: Convert to fraction form
    42,550,272,028.80/63,825,408,043.20 = 19,331,260,444.80/x
  3. Step 3: Cross multiply
    42,550,272,028.80x = 63,825,408,043.20 × 19,331,260,444.80
  4. Step 4: Simplify right side
    42,550,272,028.80x = 1,233,825,585,878,731,849,728
  5. Step 5: Solve for x
    x = 1,233,825,585,878,731,849,728/42,550,272,028.80
  6. Step 6: Final answer
    x = 28,996,890,667.20

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1.5x scale

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.