Home / 261,539,944.96-360,925,143.59-144,065,275.14

Finding the Fourth Proportional to 261,539,944.96, 360,925,143.59 and 144,065,275.14

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Solution

The fourth proportional to 261,539,944.96, 360,925,143.59 and 144,065,275.14 is: 198,810,090.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    261,539,944.96 : 360,925,143.59 = 144,065,275.14 : x
  2. Step 2: Convert to fraction form
    261,539,944.96/360,925,143.59 = 144,065,275.14/x
  3. Step 3: Cross multiply
    261,539,944.96x = 360,925,143.59 × 144,065,275.14
  4. Step 4: Simplify right side
    261,539,944.96x = 51,996,780,116,237,352
  5. Step 5: Solve for x
    x = 51,996,780,116,237,352/261,539,944.96
  6. Step 6: Final answer
    x = 198,810,090.46

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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.