Home / 952,197,129.60-1,428,295,694.40-262,210,876.80

Finding the Fourth Proportional to 952,197,129.60, 1,428,295,694.40 and 262,210,876.80

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Solution

The fourth proportional to 952,197,129.60, 1,428,295,694.40 and 262,210,876.80 is: 393,316,315.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    952,197,129.60 : 1,428,295,694.40 = 262,210,876.80 : x
  2. Step 2: Convert to fraction form
    952,197,129.60/1,428,295,694.40 = 262,210,876.80/x
  3. Step 3: Cross multiply
    952,197,129.60x = 1,428,295,694.40 × 262,210,876.80
  4. Step 4: Simplify right side
    952,197,129.60x = 374,514,666,358,288,896
  5. Step 5: Solve for x
    x = 374,514,666,358,288,896/952,197,129.60
  6. Step 6: Final answer
    x = 393,316,315.20

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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.