Home / 841,230,245.22-1,260,717,440.63-654,709,411.23

Finding the Fourth Proportional to 841,230,245.22, 1,260,717,440.63 and 654,709,411.23

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Solution

The fourth proportional to 841,230,245.22, 1,260,717,440.63 and 654,709,411.23 is: 981,186,278.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    841,230,245.22 : 1,260,717,440.63 = 654,709,411.23 : x
  2. Step 2: Convert to fraction form
    841,230,245.22/1,260,717,440.63 = 654,709,411.23/x
  3. Step 3: Cross multiply
    841,230,245.22x = 1,260,717,440.63 × 654,709,411.23
  4. Step 4: Simplify right side
    841,230,245.22x = 825,403,573,282,259,840
  5. Step 5: Solve for x
    x = 825,403,573,282,259,840/841,230,245.22
  6. Step 6: Final answer
    x = 981,186,278.04

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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.