Home / 252,077,755,215.44-347,875,599,434.16-137,889,763,088.84

Finding the Fourth Proportional to 252,077,755,215.44, 347,875,599,434.16 and 137,889,763,088.84

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Solution

The fourth proportional to 252,077,755,215.44, 347,875,599,434.16 and 137,889,763,088.84 is: 190,292,411,757.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    252,077,755,215.44 : 347,875,599,434.16 = 137,889,763,088.84 : x
  2. Step 2: Convert to fraction form
    252,077,755,215.44/347,875,599,434.16 = 137,889,763,088.84/x
  3. Step 3: Cross multiply
    252,077,755,215.44x = 347,875,599,434.16 × 137,889,763,088.84
  4. Step 4: Simplify right side
    252,077,755,215.44x = 47,968,483,990,364,521,234,432
  5. Step 5: Solve for x
    x = 47,968,483,990,364,521,234,432/252,077,755,215.44
  6. Step 6: Final answer
    x = 190,292,411,757.51

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1.5x scale

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.