Home / 626,486,562.60-939,729,843.90-533,771,759.40

Finding the Fourth Proportional to 626,486,562.60, 939,729,843.90 and 533,771,759.40

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Solution

The fourth proportional to 626,486,562.60, 939,729,843.90 and 533,771,759.40 is: 800,657,639.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    626,486,562.60 : 939,729,843.90 = 533,771,759.40 : x
  2. Step 2: Convert to fraction form
    626,486,562.60/939,729,843.90 = 533,771,759.40/x
  3. Step 3: Cross multiply
    626,486,562.60x = 939,729,843.90 × 533,771,759.40
  4. Step 4: Simplify right side
    626,486,562.60x = 501,601,252,139,190,336
  5. Step 5: Solve for x
    x = 501,601,252,139,190,336/626,486,562.60
  6. Step 6: Final answer
    x = 800,657,639.10

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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.