Home / 30,643,729,047.75-42,288,364,222.20-17,095,366,252.80

Finding the Fourth Proportional to 30,643,729,047.75, 42,288,364,222.20 and 17,095,366,252.80

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Solution

The fourth proportional to 30,643,729,047.75, 42,288,364,222.20 and 17,095,366,252.80 is: 23,591,615,546.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,643,729,047.75 : 42,288,364,222.20 = 17,095,366,252.80 : x
  2. Step 2: Convert to fraction form
    30,643,729,047.75/42,288,364,222.20 = 17,095,366,252.80/x
  3. Step 3: Cross multiply
    30,643,729,047.75x = 42,288,364,222.20 × 17,095,366,252.80
  4. Step 4: Simplify right side
    30,643,729,047.75x = 722,935,074,610,312,773,632
  5. Step 5: Solve for x
    x = 722,935,074,610,312,773,632/30,643,729,047.75
  6. Step 6: Final answer
    x = 23,591,615,546.65

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.