Home / 657,540,532.48-907,061,911.36-406,564,696.96

Finding the Fourth Proportional to 657,540,532.48, 907,061,911.36 and 406,564,696.96

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Solution

The fourth proportional to 657,540,532.48, 907,061,911.36 and 406,564,696.96 is: 560,846,568.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    657,540,532.48 : 907,061,911.36 = 406,564,696.96 : x
  2. Step 2: Convert to fraction form
    657,540,532.48/907,061,911.36 = 406,564,696.96/x
  3. Step 3: Cross multiply
    657,540,532.48x = 907,061,911.36 × 406,564,696.96
  4. Step 4: Simplify right side
    657,540,532.48x = 368,779,351,116,036,736
  5. Step 5: Solve for x
    x = 368,779,351,116,036,736/657,540,532.48
  6. Step 6: Final answer
    x = 560,846,568.23

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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.