Home / 583,460,710.13-805,178,205.87-315,536,542.61

Finding the Fourth Proportional to 583,460,710.13, 805,178,205.87 and 315,536,542.61

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Solution

The fourth proportional to 583,460,710.13, 805,178,205.87 and 315,536,542.61 is: 435,441,740.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    583,460,710.13 : 805,178,205.87 = 315,536,542.61 : x
  2. Step 2: Convert to fraction form
    583,460,710.13/805,178,205.87 = 315,536,542.61/x
  3. Step 3: Cross multiply
    583,460,710.13x = 805,178,205.87 × 315,536,542.61
  4. Step 4: Simplify right side
    583,460,710.13x = 254,063,147,265,142,624
  5. Step 5: Solve for x
    x = 254,063,147,265,142,624/583,460,710.13
  6. Step 6: Final answer
    x = 435,441,740.73

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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.