Home / 119,927,721.12-165,500,310.60-64,923,577.68

Finding the Fourth Proportional to 119,927,721.12, 165,500,310.60 and 64,923,577.68

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Solution

The fourth proportional to 119,927,721.12, 165,500,310.60 and 64,923,577.68 is: 89,594,567.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    119,927,721.12 : 165,500,310.60 = 64,923,577.68 : x
  2. Step 2: Convert to fraction form
    119,927,721.12/165,500,310.60 = 64,923,577.68/x
  3. Step 3: Cross multiply
    119,927,721.12x = 165,500,310.60 × 64,923,577.68
  4. Step 4: Simplify right side
    119,927,721.12x = 10,744,872,271,303,226
  5. Step 5: Solve for x
    x = 10,744,872,271,303,226/119,927,721.12
  6. Step 6: Final answer
    x = 89,594,567.22

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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.