Home / 278,518,312-384,587,314.08-232,350,568

Finding the Fourth Proportional to 278,518,312, 384,587,314.08 and 232,350,568

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Solution

The fourth proportional to 278,518,312, 384,587,314.08 and 232,350,568 is: 320,837,363.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    278,518,312 : 384,587,314.08 = 232,350,568 : x
  2. Step 2: Convert to fraction form
    278,518,312/384,587,314.08 = 232,350,568/x
  3. Step 3: Cross multiply
    278,518,312x = 384,587,314.08 × 232,350,568
  4. Step 4: Simplify right side
    278,518,312x = 89,359,080,872,082,400
  5. Step 5: Solve for x
    x = 89,359,080,872,082,400/278,518,312
  6. Step 6: Final answer
    x = 320,837,363.37

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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.