Home / 119,873,654.73-165,425,641.88-64,869,511.23

Finding the Fourth Proportional to 119,873,654.73, 165,425,641.88 and 64,869,511.23

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Solution

The fourth proportional to 119,873,654.73, 165,425,641.88 and 64,869,511.23 is: 89,519,924.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    119,873,654.73 : 165,425,641.88 = 64,869,511.23 : x
  2. Step 2: Convert to fraction form
    119,873,654.73/165,425,641.88 = 64,869,511.23/x
  3. Step 3: Cross multiply
    119,873,654.73x = 165,425,641.88 × 64,869,511.23
  4. Step 4: Simplify right side
    119,873,654.73x = 10,731,080,533,340,270
  5. Step 5: Solve for x
    x = 10,731,080,533,340,270/119,873,654.73
  6. Step 6: Final answer
    x = 89,519,924.60

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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.