Home / 635,539,740.76-953,291,988.64-169,205,165.56

Finding the Fourth Proportional to 635,539,740.76, 953,291,988.64 and 169,205,165.56

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Solution

The fourth proportional to 635,539,740.76, 953,291,988.64 and 169,205,165.56 is: 253,803,056.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    635,539,740.76 : 953,291,988.64 = 169,205,165.56 : x
  2. Step 2: Convert to fraction form
    635,539,740.76/953,291,988.64 = 169,205,165.56/x
  3. Step 3: Cross multiply
    635,539,740.76x = 953,291,988.64 × 169,205,165.56
  4. Step 4: Simplify right side
    635,539,740.76x = 161,301,928,764,852,832
  5. Step 5: Solve for x
    x = 161,301,928,764,852,832/635,539,740.76
  6. Step 6: Final answer
    x = 253,803,056.55

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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.