Home / 298,480,307,111.20-447,720,460,666.80-298,480,307,111.20

Finding the Fourth Proportional to 298,480,307,111.20, 447,720,460,666.80 and 298,480,307,111.20

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Solution

The fourth proportional to 298,480,307,111.20, 447,720,460,666.80 and 298,480,307,111.20 is: 447,720,460,666.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    298,480,307,111.20 : 447,720,460,666.80 = 298,480,307,111.20 : x
  2. Step 2: Convert to fraction form
    298,480,307,111.20/447,720,460,666.80 = 298,480,307,111.20/x
  3. Step 3: Cross multiply
    298,480,307,111.20x = 447,720,460,666.80 × 298,480,307,111.20
  4. Step 4: Simplify right side
    298,480,307,111.20x = 133,635,740,599,794,398,134,272
  5. Step 5: Solve for x
    x = 133,635,740,599,794,398,134,272/298,480,307,111.20
  6. Step 6: Final answer
    x = 447,720,460,666.80

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1.5x scale

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.