Home / 192,777,216,041.60-289,165,824,062.40-68,655,833,129.60

Finding the Fourth Proportional to 192,777,216,041.60, 289,165,824,062.40 and 68,655,833,129.60

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Solution

The fourth proportional to 192,777,216,041.60, 289,165,824,062.40 and 68,655,833,129.60 is: 102,983,749,694.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    192,777,216,041.60 : 289,165,824,062.40 = 68,655,833,129.60 : x
  2. Step 2: Convert to fraction form
    192,777,216,041.60/289,165,824,062.40 = 68,655,833,129.60/x
  3. Step 3: Cross multiply
    192,777,216,041.60x = 289,165,824,062.40 × 68,655,833,129.60
  4. Step 4: Simplify right side
    192,777,216,041.60x = 19,852,920,563,611,406,958,592
  5. Step 5: Solve for x
    x = 19,852,920,563,611,406,958,592/192,777,216,041.60
  6. Step 6: Final answer
    x = 102,983,749,694.40

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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.