Home / 555,029,025.68-832,220,835.72-210,009,261.68

Finding the Fourth Proportional to 555,029,025.68, 832,220,835.72 and 210,009,261.68

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Solution

The fourth proportional to 555,029,025.68, 832,220,835.72 and 210,009,261.68 is: 314,891,789.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    555,029,025.68 : 832,220,835.72 = 210,009,261.68 : x
  2. Step 2: Convert to fraction form
    555,029,025.68/832,220,835.72 = 210,009,261.68/x
  3. Step 3: Cross multiply
    555,029,025.68x = 832,220,835.72 × 210,009,261.68
  4. Step 4: Simplify right side
    555,029,025.68x = 174,774,083,264,269,792
  5. Step 5: Solve for x
    x = 174,774,083,264,269,792/555,029,025.68
  6. Step 6: Final answer
    x = 314,891,789.76

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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.