Home / 1,110,873,421,803.60-1,666,310,132,705.40-887,719,220,139.60

Finding the Fourth Proportional to 1,110,873,421,803.60, 1,666,310,132,705.40 and 887,719,220,139.60

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Solution

The fourth proportional to 1,110,873,421,803.60, 1,666,310,132,705.40 and 887,719,220,139.60 is: 1,331,578,830,209.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,110,873,421,803.60 : 1,666,310,132,705.40 = 887,719,220,139.60 : x
  2. Step 2: Convert to fraction form
    1,110,873,421,803.60/1,666,310,132,705.40 = 887,719,220,139.60/x
  3. Step 3: Cross multiply
    1,110,873,421,803.60x = 1,666,310,132,705.40 × 887,719,220,139.60
  4. Step 4: Simplify right side
    1,110,873,421,803.60x = 1,479,215,531,515,951,013,953,536
  5. Step 5: Solve for x
    x = 1,479,215,531,515,951,013,953,536/1,110,873,421,803.60
  6. Step 6: Final answer
    x = 1,331,578,830,209.40

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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.