Home / 343,332,031.20-514,998,046.80-305,918,584.80

Finding the Fourth Proportional to 343,332,031.20, 514,998,046.80 and 305,918,584.80

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Solution

The fourth proportional to 343,332,031.20, 514,998,046.80 and 305,918,584.80 is: 458,877,877.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    343,332,031.20 : 514,998,046.80 = 305,918,584.80 : x
  2. Step 2: Convert to fraction form
    343,332,031.20/514,998,046.80 = 305,918,584.80/x
  3. Step 3: Cross multiply
    343,332,031.20x = 514,998,046.80 × 305,918,584.80
  4. Step 4: Simplify right side
    343,332,031.20x = 157,547,473,651,820,192
  5. Step 5: Solve for x
    x = 157,547,473,651,820,192/343,332,031.20
  6. Step 6: Final answer
    x = 458,877,877.20

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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.