Home / 625,824,020.40-938,736,030.60-367,163,156.40

Finding the Fourth Proportional to 625,824,020.40, 938,736,030.60 and 367,163,156.40

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Solution

The fourth proportional to 625,824,020.40, 938,736,030.60 and 367,163,156.40 is: 550,744,734.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    625,824,020.40 : 938,736,030.60 = 367,163,156.40 : x
  2. Step 2: Convert to fraction form
    625,824,020.40/938,736,030.60 = 367,163,156.40/x
  3. Step 3: Cross multiply
    625,824,020.40x = 938,736,030.60 × 367,163,156.40
  4. Step 4: Simplify right side
    625,824,020.40x = 344,669,284,021,502,976
  5. Step 5: Solve for x
    x = 344,669,284,021,502,976/625,824,020.40
  6. Step 6: Final answer
    x = 550,744,734.60

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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.