Home / 5,270,487,357.52-7,905,452,600.80-1,728,762,266.88

Finding the Fourth Proportional to 5,270,487,357.52, 7,905,452,600.80 and 1,728,762,266.88

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Solution

The fourth proportional to 5,270,487,357.52, 7,905,452,600.80 and 1,728,762,266.88 is: 2,593,052,071.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,270,487,357.52 : 7,905,452,600.80 = 1,728,762,266.88 : x
  2. Step 2: Convert to fraction form
    5,270,487,357.52/7,905,452,600.80 = 1,728,762,266.88/x
  3. Step 3: Cross multiply
    5,270,487,357.52x = 7,905,452,600.80 × 1,728,762,266.88
  4. Step 4: Simplify right side
    5,270,487,357.52x = 13,666,648,158,871,400,448
  5. Step 5: Solve for x
    x = 13,666,648,158,871,400,448/5,270,487,357.52
  6. Step 6: Final answer
    x = 2,593,052,071.24

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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.