Home / 626,520,021.60-939,780,032.40-533,805,218.40

Finding the Fourth Proportional to 626,520,021.60, 939,780,032.40 and 533,805,218.40

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Solution

The fourth proportional to 626,520,021.60, 939,780,032.40 and 533,805,218.40 is: 800,707,827.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    626,520,021.60 : 939,780,032.40 = 533,805,218.40 : x
  2. Step 2: Convert to fraction form
    626,520,021.60/939,780,032.40 = 533,805,218.40/x
  3. Step 3: Cross multiply
    626,520,021.60x = 939,780,032.40 × 533,805,218.40
  4. Step 4: Simplify right side
    626,520,021.60x = 501,659,485,443,241,024
  5. Step 5: Solve for x
    x = 501,659,485,443,241,024/626,520,021.60
  6. Step 6: Final answer
    x = 800,707,827.60

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1.5x scale

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.