Home / 1,030,069,110.20-1,545,103,665.30-485,873,526.20

Finding the Fourth Proportional to 1,030,069,110.20, 1,545,103,665.30 and 485,873,526.20

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Solution

The fourth proportional to 1,030,069,110.20, 1,545,103,665.30 and 485,873,526.20 is: 728,810,289.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,030,069,110.20 : 1,545,103,665.30 = 485,873,526.20 : x
  2. Step 2: Convert to fraction form
    1,030,069,110.20/1,545,103,665.30 = 485,873,526.20/x
  3. Step 3: Cross multiply
    1,030,069,110.20x = 1,545,103,665.30 × 485,873,526.20
  4. Step 4: Simplify right side
    1,030,069,110.20x = 750,724,966,203,855,488
  5. Step 5: Solve for x
    x = 750,724,966,203,855,488/1,030,069,110.20
  6. Step 6: Final answer
    x = 728,810,289.30

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Double scale
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Similar ratio
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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.