Home / 279,269,062,307.19-418,903,598,996.58-67,033,194,790.11

Finding the Fourth Proportional to 279,269,062,307.19, 418,903,598,996.58 and 67,033,194,790.11

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Solution

The fourth proportional to 279,269,062,307.19, 418,903,598,996.58 and 67,033,194,790.11 is: 100,549,793,513.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    279,269,062,307.19 : 418,903,598,996.58 = 67,033,194,790.11 : x
  2. Step 2: Convert to fraction form
    279,269,062,307.19/418,903,598,996.58 = 67,033,194,790.11/x
  3. Step 3: Cross multiply
    279,269,062,307.19x = 418,903,598,996.58 × 67,033,194,790.11
  4. Step 4: Simplify right side
    279,269,062,307.19x = 28,080,446,549,815,875,076,096
  5. Step 5: Solve for x
    x = 28,080,446,549,815,875,076,096/279,269,062,307.19
  6. Step 6: Final answer
    x = 100,549,793,513.93

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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.