Home / 342,546,769.04-472,715,008.16-185,913,878.27

Finding the Fourth Proportional to 342,546,769.04, 472,715,008.16 and 185,913,878.27

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Solution

The fourth proportional to 342,546,769.04, 472,715,008.16 and 185,913,878.27 is: 256,561,405.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    342,546,769.04 : 472,715,008.16 = 185,913,878.27 : x
  2. Step 2: Convert to fraction form
    342,546,769.04/472,715,008.16 = 185,913,878.27/x
  3. Step 3: Cross multiply
    342,546,769.04x = 472,715,008.16 × 185,913,878.27
  4. Step 4: Simplify right side
    342,546,769.04x = 87,884,280,480,167,136
  5. Step 5: Solve for x
    x = 87,884,280,480,167,136/342,546,769.04
  6. Step 6: Final answer
    x = 256,561,405.40

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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.