Home / 42,695,999,439.14-64,031,105,071.44-12,842,405,559.44

Finding the Fourth Proportional to 42,695,999,439.14, 64,031,105,071.44 and 12,842,405,559.44

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Solution

The fourth proportional to 42,695,999,439.14, 64,031,105,071.44 and 12,842,405,559.44 is: 19,259,729,964.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,695,999,439.14 : 64,031,105,071.44 = 12,842,405,559.44 : x
  2. Step 2: Convert to fraction form
    42,695,999,439.14/64,031,105,071.44 = 12,842,405,559.44/x
  3. Step 3: Cross multiply
    42,695,999,439.14x = 64,031,105,071.44 × 12,842,405,559.44
  4. Step 4: Simplify right side
    42,695,999,439.14x = 822,313,419,746,547,859,456
  5. Step 5: Solve for x
    x = 822,313,419,746,547,859,456/42,695,999,439.14
  6. Step 6: Final answer
    x = 19,259,729,964.13

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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.