Home / 259,819,615.93-358,548,034.60-140,739,962.76

Finding the Fourth Proportional to 259,819,615.93, 358,548,034.60 and 140,739,962.76

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Solution

The fourth proportional to 259,819,615.93, 358,548,034.60 and 140,739,962.76 is: 194,219,504.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    259,819,615.93 : 358,548,034.60 = 140,739,962.76 : x
  2. Step 2: Convert to fraction form
    259,819,615.93/358,548,034.60 = 140,739,962.76/x
  3. Step 3: Cross multiply
    259,819,615.93x = 358,548,034.60 × 140,739,962.76
  4. Step 4: Simplify right side
    259,819,615.93x = 50,462,037,035,130,600
  5. Step 5: Solve for x
    x = 50,462,037,035,130,600/259,819,615.93
  6. Step 6: Final answer
    x = 194,219,504.38

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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.