Home / 583,460,709.56-805,178,205.07-315,536,542.03

Finding the Fourth Proportional to 583,460,709.56, 805,178,205.07 and 315,536,542.03

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Solution

The fourth proportional to 583,460,709.56, 805,178,205.07 and 315,536,542.03 is: 435,441,739.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    583,460,709.56 : 805,178,205.07 = 315,536,542.03 : x
  2. Step 2: Convert to fraction form
    583,460,709.56/805,178,205.07 = 315,536,542.03/x
  3. Step 3: Cross multiply
    583,460,709.56x = 805,178,205.07 × 315,536,542.03
  4. Step 4: Simplify right side
    583,460,709.56x = 254,063,146,549,216,096
  5. Step 5: Solve for x
    x = 254,063,146,549,216,096/583,460,709.56
  6. Step 6: Final answer
    x = 435,441,739.93

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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.