Home / 299,070,513.40-448,666,422.90-169,740,081.40

Finding the Fourth Proportional to 299,070,513.40, 448,666,422.90 and 169,740,081.40

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Solution

The fourth proportional to 299,070,513.40, 448,666,422.90 and 169,740,081.40 is: 254,644,546.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    299,070,513.40 : 448,666,422.90 = 169,740,081.40 : x
  2. Step 2: Convert to fraction form
    299,070,513.40/448,666,422.90 = 169,740,081.40/x
  3. Step 3: Cross multiply
    299,070,513.40x = 448,666,422.90 × 169,740,081.40
  4. Step 4: Simplify right side
    299,070,513.40x = 76,156,675,144,492,816
  5. Step 5: Solve for x
    x = 76,156,675,144,492,816/299,070,513.40
  6. Step 6: Final answer
    x = 254,644,546.13

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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.