Home / 379,541,064.07-569,389,244.51-130,513,979.27

Finding the Fourth Proportional to 379,541,064.07, 569,389,244.51 and 130,513,979.27

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Solution

The fourth proportional to 379,541,064.07, 569,389,244.51 and 130,513,979.27 is: 195,797,670.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    379,541,064.07 : 569,389,244.51 = 130,513,979.27 : x
  2. Step 2: Convert to fraction form
    379,541,064.07/569,389,244.51 = 130,513,979.27/x
  3. Step 3: Cross multiply
    379,541,064.07x = 569,389,244.51 × 130,513,979.27
  4. Step 4: Simplify right side
    379,541,064.07x = 74,313,256,051,692,160
  5. Step 5: Solve for x
    x = 74,313,256,051,692,160/379,541,064.07
  6. Step 6: Final answer
    x = 195,797,670.10

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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.