Home / 261,539,948.46-360,925,148.42-144,065,278.64

Finding the Fourth Proportional to 261,539,948.46, 360,925,148.42 and 144,065,278.64

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Solution

The fourth proportional to 261,539,948.46, 360,925,148.42 and 144,065,278.64 is: 198,810,095.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    261,539,948.46 : 360,925,148.42 = 144,065,278.64 : x
  2. Step 2: Convert to fraction form
    261,539,948.46/360,925,148.42 = 144,065,278.64/x
  3. Step 3: Cross multiply
    261,539,948.46x = 360,925,148.42 × 144,065,278.64
  4. Step 4: Simplify right side
    261,539,948.46x = 51,996,782,072,785,704
  5. Step 5: Solve for x
    x = 51,996,782,072,785,704/261,539,948.46
  6. Step 6: Final answer
    x = 198,810,095.28

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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.