Home / 252,077,755,214.44-347,875,599,432.78-137,889,763,087.84

Finding the Fourth Proportional to 252,077,755,214.44, 347,875,599,432.78 and 137,889,763,087.84

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Solution

The fourth proportional to 252,077,755,214.44, 347,875,599,432.78 and 137,889,763,087.84 is: 190,292,411,756.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    252,077,755,214.44 : 347,875,599,432.78 = 137,889,763,087.84 : x
  2. Step 2: Convert to fraction form
    252,077,755,214.44/347,875,599,432.78 = 137,889,763,087.84/x
  3. Step 3: Cross multiply
    252,077,755,214.44x = 347,875,599,432.78 × 137,889,763,087.84
  4. Step 4: Simplify right side
    252,077,755,214.44x = 47,968,483,989,826,366,865,408
  5. Step 5: Solve for x
    x = 47,968,483,989,826,366,865,408/252,077,755,214.44
  6. Step 6: Final answer
    x = 190,292,411,756.13

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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.