Home / 906,876,729.70-1,360,315,094.55-447,711,705.70

Finding the Fourth Proportional to 906,876,729.70, 1,360,315,094.55 and 447,711,705.70

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Solution

The fourth proportional to 906,876,729.70, 1,360,315,094.55 and 447,711,705.70 is: 671,567,558.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    906,876,729.70 : 1,360,315,094.55 = 447,711,705.70 : x
  2. Step 2: Convert to fraction form
    906,876,729.70/1,360,315,094.55 = 447,711,705.70/x
  3. Step 3: Cross multiply
    906,876,729.70x = 1,360,315,094.55 × 447,711,705.70
  4. Step 4: Simplify right side
    906,876,729.70x = 609,028,991,270,437,248
  5. Step 5: Solve for x
    x = 609,028,991,270,437,248/906,876,729.70
  6. Step 6: Final answer
    x = 671,567,558.55

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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.