Home / 477,147,516,239.08-658,477,544,055.78-260,387,678,005.48

Finding the Fourth Proportional to 477,147,516,239.08, 658,477,544,055.78 and 260,387,678,005.48

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Solution

The fourth proportional to 477,147,516,239.08, 658,477,544,055.78 and 260,387,678,005.48 is: 359,342,620,217.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    477,147,516,239.08 : 658,477,544,055.78 = 260,387,678,005.48 : x
  2. Step 2: Convert to fraction form
    477,147,516,239.08/658,477,544,055.78 = 260,387,678,005.48/x
  3. Step 3: Cross multiply
    477,147,516,239.08x = 658,477,544,055.78 × 260,387,678,005.48
  4. Step 4: Simplify right side
    477,147,516,239.08x = 171,459,438,715,435,741,085,696
  5. Step 5: Solve for x
    x = 171,459,438,715,435,741,085,696/477,147,516,239.08
  6. Step 6: Final answer
    x = 359,342,620,217.11

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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.