Home / 1,276,812,494.98-1,915,299,656.02-539,745,031.06

Finding the Fourth Proportional to 1,276,812,494.98, 1,915,299,656.02 and 539,745,031.06

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Solution

The fourth proportional to 1,276,812,494.98, 1,915,299,656.02 and 539,745,031.06 is: 809,651,751.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,276,812,494.98 : 1,915,299,656.02 = 539,745,031.06 : x
  2. Step 2: Convert to fraction form
    1,276,812,494.98/1,915,299,656.02 = 539,745,031.06/x
  3. Step 3: Cross multiply
    1,276,812,494.98x = 1,915,299,656.02 × 539,745,031.06
  4. Step 4: Simplify right side
    1,276,812,494.98x = 1,033,773,472,327,722,112
  5. Step 5: Solve for x
    x = 1,033,773,472,327,722,112/1,276,812,494.98
  6. Step 6: Final answer
    x = 809,651,751.05

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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.