Home / 13,768,903,600.47-20,657,570,427.03-7,050,802,216.69

Finding the Fourth Proportional to 13,768,903,600.47, 20,657,570,427.03 and 7,050,802,216.69

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Solution

The fourth proportional to 13,768,903,600.47, 20,657,570,427.03 and 7,050,802,216.69 is: 10,578,361,762.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,768,903,600.47 : 20,657,570,427.03 = 7,050,802,216.69 : x
  2. Step 2: Convert to fraction form
    13,768,903,600.47/20,657,570,427.03 = 7,050,802,216.69/x
  3. Step 3: Cross multiply
    13,768,903,600.47x = 20,657,570,427.03 × 7,050,802,216.69
  4. Step 4: Simplify right side
    13,768,903,600.47x = 145,652,443,358,194,384,896
  5. Step 5: Solve for x
    x = 145,652,443,358,194,384,896/13,768,903,600.47
  6. Step 6: Final answer
    x = 10,578,361,762.46

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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.