Home / 539,093,924.40-808,640,886.60-517,930,762.80

Finding the Fourth Proportional to 539,093,924.40, 808,640,886.60 and 517,930,762.80

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Solution

The fourth proportional to 539,093,924.40, 808,640,886.60 and 517,930,762.80 is: 776,896,144.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    539,093,924.40 : 808,640,886.60 = 517,930,762.80 : x
  2. Step 2: Convert to fraction form
    539,093,924.40/808,640,886.60 = 517,930,762.80/x
  3. Step 3: Cross multiply
    539,093,924.40x = 808,640,886.60 × 517,930,762.80
  4. Step 4: Simplify right side
    539,093,924.40x = 418,819,991,228,006,336
  5. Step 5: Solve for x
    x = 418,819,991,228,006,336/539,093,924.40
  6. Step 6: Final answer
    x = 776,896,144.20

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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.