Home / 207,655,157,652.60-311,479,332,632.10-66,162,657,222.84

Finding the Fourth Proportional to 207,655,157,652.60, 311,479,332,632.10 and 66,162,657,222.84

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Solution

The fourth proportional to 207,655,157,652.60, 311,479,332,632.10 and 66,162,657,222.84 is: 99,242,901,307.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    207,655,157,652.60 : 311,479,332,632.10 = 66,162,657,222.84 : x
  2. Step 2: Convert to fraction form
    207,655,157,652.60/311,479,332,632.10 = 66,162,657,222.84/x
  3. Step 3: Cross multiply
    207,655,157,652.60x = 311,479,332,632.10 × 66,162,657,222.84
  4. Step 4: Simplify right side
    207,655,157,652.60x = 20,608,300,316,936,590,327,808
  5. Step 5: Solve for x
    x = 20,608,300,316,936,590,327,808/207,655,157,652.60
  6. Step 6: Final answer
    x = 99,242,901,307.63

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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.