Home / 614,872,781.80-921,568,160.04-282,421,031.02

Finding the Fourth Proportional to 614,872,781.80, 921,568,160.04 and 282,421,031.02

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Solution

The fourth proportional to 614,872,781.80, 921,568,160.04 and 282,421,031.02 is: 423,291,187.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    614,872,781.80 : 921,568,160.04 = 282,421,031.02 : x
  2. Step 2: Convert to fraction form
    614,872,781.80/921,568,160.04 = 282,421,031.02/x
  3. Step 3: Cross multiply
    614,872,781.80x = 921,568,160.04 × 282,421,031.02
  4. Step 4: Simplify right side
    614,872,781.80x = 260,270,229,913,701,152
  5. Step 5: Solve for x
    x = 260,270,229,913,701,152/614,872,781.80
  6. Step 6: Final answer
    x = 423,291,187.41

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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.