Home / 715,392,365.55-1,073,123,977.73-371,018,597.55

Finding the Fourth Proportional to 715,392,365.55, 1,073,123,977.73 and 371,018,597.55

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Solution

The fourth proportional to 715,392,365.55, 1,073,123,977.73 and 371,018,597.55 is: 556,546,270.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    715,392,365.55 : 1,073,123,977.73 = 371,018,597.55 : x
  2. Step 2: Convert to fraction form
    715,392,365.55/1,073,123,977.73 = 371,018,597.55/x
  3. Step 3: Cross multiply
    715,392,365.55x = 1,073,123,977.73 × 371,018,597.55
  4. Step 4: Simplify right side
    715,392,365.55x = 398,148,953,214,662,080
  5. Step 5: Solve for x
    x = 398,148,953,214,662,080/715,392,365.55
  6. Step 6: Final answer
    x = 556,546,270.81

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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.