Home / 110,779,390.46-166,020,552.40-86,216,976.64

Finding the Fourth Proportional to 110,779,390.46, 166,020,552.40 and 86,216,976.64

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Solution

The fourth proportional to 110,779,390.46, 166,020,552.40 and 86,216,976.64 is: 129,209,865.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    110,779,390.46 : 166,020,552.40 = 86,216,976.64 : x
  2. Step 2: Convert to fraction form
    110,779,390.46/166,020,552.40 = 86,216,976.64/x
  3. Step 3: Cross multiply
    110,779,390.46x = 166,020,552.40 × 86,216,976.64
  4. Step 4: Simplify right side
    110,779,390.46x = 14,313,790,088,030,696
  5. Step 5: Solve for x
    x = 14,313,790,088,030,696/110,779,390.46
  6. Step 6: Final answer
    x = 129,209,865.02

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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.