Home / 2,897,087,134.84-3,998,076,814.55-1,627,151,909.51

Finding the Fourth Proportional to 2,897,087,134.84, 3,998,076,814.55 and 1,627,151,909.51

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Solution

The fourth proportional to 2,897,087,134.84, 3,998,076,814.55 and 1,627,151,909.51 is: 2,245,523,872.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,897,087,134.84 : 3,998,076,814.55 = 1,627,151,909.51 : x
  2. Step 2: Convert to fraction form
    2,897,087,134.84/3,998,076,814.55 = 1,627,151,909.51/x
  3. Step 3: Cross multiply
    2,897,087,134.84x = 3,998,076,814.55 × 1,627,151,909.51
  4. Step 4: Simplify right side
    2,897,087,134.84x = 6,505,478,323,176,591,360
  5. Step 5: Solve for x
    x = 6,505,478,323,176,591,360/2,897,087,134.84
  6. Step 6: Final answer
    x = 2,245,523,872.91

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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.