Home / 7,070,087,987.19-9,757,156,917.81-3,898,262,094.84

Finding the Fourth Proportional to 7,070,087,987.19, 9,757,156,917.81 and 3,898,262,094.84

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Solution

The fourth proportional to 7,070,087,987.19, 9,757,156,917.81 and 3,898,262,094.84 is: 5,379,841,811.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,070,087,987.19 : 9,757,156,917.81 = 3,898,262,094.84 : x
  2. Step 2: Convert to fraction form
    7,070,087,987.19/9,757,156,917.81 = 3,898,262,094.84/x
  3. Step 3: Cross multiply
    7,070,087,987.19x = 9,757,156,917.81 × 3,898,262,094.84
  4. Step 4: Simplify right side
    7,070,087,987.19x = 38,035,954,966,104,604,672
  5. Step 5: Solve for x
    x = 38,035,954,966,104,604,672/7,070,087,987.19
  6. Step 6: Final answer
    x = 5,379,841,811.73

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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.