Home / 614,872,817.37-921,568,213.49-282,421,066.77

Finding the Fourth Proportional to 614,872,817.37, 921,568,213.49 and 282,421,066.77

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Solution

The fourth proportional to 614,872,817.37, 921,568,213.49 and 282,421,066.77 is: 423,291,241.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    614,872,817.37 : 921,568,213.49 = 282,421,066.77 : x
  2. Step 2: Convert to fraction form
    614,872,817.37/921,568,213.49 = 282,421,066.77/x
  3. Step 3: Cross multiply
    614,872,817.37x = 921,568,213.49 × 282,421,066.77
  4. Step 4: Simplify right side
    614,872,817.37x = 260,270,277,953,756,800
  5. Step 5: Solve for x
    x = 260,270,277,953,756,800/614,872,817.37
  6. Step 6: Final answer
    x = 423,291,241.05

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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.