Home / 137,210,644,465.20-205,815,966,697.80-48,881,654,564.40

Finding the Fourth Proportional to 137,210,644,465.20, 205,815,966,697.80 and 48,881,654,564.40

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Solution

The fourth proportional to 137,210,644,465.20, 205,815,966,697.80 and 48,881,654,564.40 is: 73,322,481,846.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    137,210,644,465.20 : 205,815,966,697.80 = 48,881,654,564.40 : x
  2. Step 2: Convert to fraction form
    137,210,644,465.20/205,815,966,697.80 = 48,881,654,564.40/x
  3. Step 3: Cross multiply
    137,210,644,465.20x = 205,815,966,697.80 × 48,881,654,564.40
  4. Step 4: Simplify right side
    137,210,644,465.20x = 10,060,624,987,959,913,873,408
  5. Step 5: Solve for x
    x = 10,060,624,987,959,913,873,408/137,210,644,465.20
  6. Step 6: Final answer
    x = 73,322,481,846.60

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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.