Home / 633,446,225,645.60-874,187,198,277.60-392,935,586,074.40

Finding the Fourth Proportional to 633,446,225,645.60, 874,187,198,277.60 and 392,935,586,074.40

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Solution

The fourth proportional to 633,446,225,645.60, 874,187,198,277.60 and 392,935,586,074.40 is: 542,270,590,915.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    633,446,225,645.60 : 874,187,198,277.60 = 392,935,586,074.40 : x
  2. Step 2: Convert to fraction form
    633,446,225,645.60/874,187,198,277.60 = 392,935,586,074.40/x
  3. Step 3: Cross multiply
    633,446,225,645.60x = 874,187,198,277.60 × 392,935,586,074.40
  4. Step 4: Simplify right side
    633,446,225,645.60x = 343,499,259,093,946,485,178,368
  5. Step 5: Solve for x
    x = 343,499,259,093,946,485,178,368/633,446,225,645.60
  6. Step 6: Final answer
    x = 542,270,590,915.36

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Double scale
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.