Home / 3,319,686,769.50-4,581,172,206.01-1,909,962,458.05

Finding the Fourth Proportional to 3,319,686,769.50, 4,581,172,206.01 and 1,909,962,458.05

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Solution

The fourth proportional to 3,319,686,769.50, 4,581,172,206.01 and 1,909,962,458.05 is: 2,635,750,760.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,319,686,769.50 : 4,581,172,206.01 = 1,909,962,458.05 : x
  2. Step 2: Convert to fraction form
    3,319,686,769.50/4,581,172,206.01 = 1,909,962,458.05/x
  3. Step 3: Cross multiply
    3,319,686,769.50x = 4,581,172,206.01 × 1,909,962,458.05
  4. Step 4: Simplify right side
    3,319,686,769.50x = 8,749,866,927,341,200,384
  5. Step 5: Solve for x
    x = 8,749,866,927,341,200,384/3,319,686,769.50
  6. Step 6: Final answer
    x = 2,635,750,760.50

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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.