Home / 614,872,746.71-921,568,107.53-282,420,996.03

Finding the Fourth Proportional to 614,872,746.71, 921,568,107.53 and 282,420,996.03

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Solution

The fourth proportional to 614,872,746.71, 921,568,107.53 and 282,420,996.03 is: 423,291,135.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    614,872,746.71 : 921,568,107.53 = 282,420,996.03 : x
  2. Step 2: Convert to fraction form
    614,872,746.71/921,568,107.53 = 282,420,996.03/x
  3. Step 3: Cross multiply
    614,872,746.71x = 921,568,107.53 × 282,420,996.03
  4. Step 4: Simplify right side
    614,872,746.71x = 260,270,182,838,810,784
  5. Step 5: Solve for x
    x = 260,270,182,838,810,784/614,872,746.71
  6. Step 6: Final answer
    x = 423,291,135.01

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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.