Home / 2,897,087,133.15-3,998,076,812.19-1,627,151,907.79

Finding the Fourth Proportional to 2,897,087,133.15, 3,998,076,812.19 and 1,627,151,907.79

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Solution

The fourth proportional to 2,897,087,133.15, 3,998,076,812.19 and 1,627,151,907.79 is: 2,245,523,870.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,897,087,133.15 : 3,998,076,812.19 = 1,627,151,907.79 : x
  2. Step 2: Convert to fraction form
    2,897,087,133.15/3,998,076,812.19 = 1,627,151,907.79/x
  3. Step 3: Cross multiply
    2,897,087,133.15x = 3,998,076,812.19 × 1,627,151,907.79
  4. Step 4: Simplify right side
    2,897,087,133.15x = 6,505,478,312,450,717,696
  5. Step 5: Solve for x
    x = 6,505,478,312,450,717,696/2,897,087,133.15
  6. Step 6: Final answer
    x = 2,245,523,870.52

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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.