Home / 393,077,013,632.14-589,674,475,093-138,061,449,321.03

Finding the Fourth Proportional to 393,077,013,632.14, 589,674,475,093 and 138,061,449,321.03

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Solution

The fourth proportional to 393,077,013,632.14, 589,674,475,093 and 138,061,449,321.03 is: 207,112,880,772.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    393,077,013,632.14 : 589,674,475,093 = 138,061,449,321.03 : x
  2. Step 2: Convert to fraction form
    393,077,013,632.14/589,674,475,093 = 138,061,449,321.03/x
  3. Step 3: Cross multiply
    393,077,013,632.14x = 589,674,475,093 × 138,061,449,321.03
  4. Step 4: Simplify right side
    393,077,013,632.14x = 81,411,312,658,957,184,532,480
  5. Step 5: Solve for x
    x = 81,411,312,658,957,184,532,480/393,077,013,632.14
  6. Step 6: Final answer
    x = 207,112,880,772.89

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.