Home / 547,673,668.13-821,516,813.02-197,946,296.36

Finding the Fourth Proportional to 547,673,668.13, 821,516,813.02 and 197,946,296.36

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Solution

The fourth proportional to 547,673,668.13, 821,516,813.02 and 197,946,296.36 is: 296,921,725.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    547,673,668.13 : 821,516,813.02 = 197,946,296.36 : x
  2. Step 2: Convert to fraction form
    547,673,668.13/821,516,813.02 = 197,946,296.36/x
  3. Step 3: Cross multiply
    547,673,668.13x = 821,516,813.02 × 197,946,296.36
  4. Step 4: Simplify right side
    547,673,668.13x = 162,616,210,534,779,648
  5. Step 5: Solve for x
    x = 162,616,210,534,779,648/547,673,668.13
  6. Step 6: Final answer
    x = 296,921,725.47

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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.