Home / 1,611,506,944,996.80-2,223,910,538,400.40-879,924,358,261.40

Finding the Fourth Proportional to 1,611,506,944,996.80, 2,223,910,538,400.40 and 879,924,358,261.40

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Solution

The fourth proportional to 1,611,506,944,996.80, 2,223,910,538,400.40 and 879,924,358,261.40 is: 1,214,312,516,249.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,611,506,944,996.80 : 2,223,910,538,400.40 = 879,924,358,261.40 : x
  2. Step 2: Convert to fraction form
    1,611,506,944,996.80/2,223,910,538,400.40 = 879,924,358,261.40/x
  3. Step 3: Cross multiply
    1,611,506,944,996.80x = 2,223,910,538,400.40 × 879,924,358,261.40
  4. Step 4: Simplify right side
    1,611,506,944,996.80x = 1,956,873,053,332,736,491,651,072
  5. Step 5: Solve for x
    x = 1,956,873,053,332,736,491,651,072/1,611,506,944,996.80
  6. Step 6: Final answer
    x = 1,214,312,516,249.58

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.