Home / 91,028,835,743.40-136,543,253,615.10-38,677,220,562.60

Finding the Fourth Proportional to 91,028,835,743.40, 136,543,253,615.10 and 38,677,220,562.60

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Solution

The fourth proportional to 91,028,835,743.40, 136,543,253,615.10 and 38,677,220,562.60 is: 58,015,830,843.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    91,028,835,743.40 : 136,543,253,615.10 = 38,677,220,562.60 : x
  2. Step 2: Convert to fraction form
    91,028,835,743.40/136,543,253,615.10 = 38,677,220,562.60/x
  3. Step 3: Cross multiply
    91,028,835,743.40x = 136,543,253,615.10 × 38,677,220,562.60
  4. Step 4: Simplify right side
    91,028,835,743.40x = 5,281,113,536,406,252,158,976
  5. Step 5: Solve for x
    x = 5,281,113,536,406,252,158,976/91,028,835,743.40
  6. Step 6: Final answer
    x = 58,015,830,843.90

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1.5x scale

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.