Home / 43,130,752,041.05-64,703,079,993.30-13,285,069,293.50

Finding the Fourth Proportional to 43,130,752,041.05, 64,703,079,993.30 and 13,285,069,293.50

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Solution

The fourth proportional to 43,130,752,041.05, 64,703,079,993.30 and 13,285,069,293.50 is: 19,929,745,263.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,130,752,041.05 : 64,703,079,993.30 = 13,285,069,293.50 : x
  2. Step 2: Convert to fraction form
    43,130,752,041.05/64,703,079,993.30 = 13,285,069,293.50/x
  3. Step 3: Cross multiply
    43,130,752,041.05x = 64,703,079,993.30 × 13,285,069,293.50
  4. Step 4: Simplify right side
    43,130,752,041.05x = 859,584,901,213,864,067,072
  5. Step 5: Solve for x
    x = 859,584,901,213,864,067,072/43,130,752,041.05
  6. Step 6: Final answer
    x = 19,929,745,263.79

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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.