Home / 120,671,841,642.59-180,944,911,521.24-56,912,067,994.38

Finding the Fourth Proportional to 120,671,841,642.59, 180,944,911,521.24 and 56,912,067,994.38

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Solution

The fourth proportional to 120,671,841,642.59, 180,944,911,521.24 and 56,912,067,994.38 is: 85,338,459,806.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    120,671,841,642.59 : 180,944,911,521.24 = 56,912,067,994.38 : x
  2. Step 2: Convert to fraction form
    120,671,841,642.59/180,944,911,521.24 = 56,912,067,994.38/x
  3. Step 3: Cross multiply
    120,671,841,642.59x = 180,944,911,521.24 × 56,912,067,994.38
  4. Step 4: Simplify right side
    120,671,841,642.59x = 10,297,949,107,733,881,946,112
  5. Step 5: Solve for x
    x = 10,297,949,107,733,881,946,112/120,671,841,642.59
  6. Step 6: Final answer
    x = 85,338,459,806.01

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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.