Home / 119,873,483.04-165,425,406.96-64,869,339.54

Finding the Fourth Proportional to 119,873,483.04, 165,425,406.96 and 64,869,339.54

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Solution

The fourth proportional to 119,873,483.04, 165,425,406.96 and 64,869,339.54 is: 89,519,688.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    119,873,483.04 : 165,425,406.96 = 64,869,339.54 : x
  2. Step 2: Convert to fraction form
    119,873,483.04/165,425,406.96 = 64,869,339.54/x
  3. Step 3: Cross multiply
    119,873,483.04x = 165,425,406.96 × 64,869,339.54
  4. Step 4: Simplify right side
    119,873,483.04x = 10,731,036,892,630,920
  5. Step 5: Solve for x
    x = 10,731,036,892,630,920/119,873,483.04
  6. Step 6: Final answer
    x = 89,519,688.76

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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.