Home / 545,031,619.20-817,547,428.80-545,031,619.20

Finding the Fourth Proportional to 545,031,619.20, 817,547,428.80 and 545,031,619.20

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Solution

The fourth proportional to 545,031,619.20, 817,547,428.80 and 545,031,619.20 is: 817,547,428.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    545,031,619.20 : 817,547,428.80 = 545,031,619.20 : x
  2. Step 2: Convert to fraction form
    545,031,619.20/817,547,428.80 = 545,031,619.20/x
  3. Step 3: Cross multiply
    545,031,619.20x = 817,547,428.80 × 545,031,619.20
  4. Step 4: Simplify right side
    545,031,619.20x = 445,589,198,891,660,736
  5. Step 5: Solve for x
    x = 445,589,198,891,660,736/545,031,619.20
  6. Step 6: Final answer
    x = 817,547,428.80

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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.