Home / 759,640,062.29-1,139,300,661.13-214,254,050.45

Finding the Fourth Proportional to 759,640,062.29, 1,139,300,661.13 and 214,254,050.45

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Solution

The fourth proportional to 759,640,062.29, 1,139,300,661.13 and 214,254,050.45 is: 321,336,108.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    759,640,062.29 : 1,139,300,661.13 = 214,254,050.45 : x
  2. Step 2: Convert to fraction form
    759,640,062.29/1,139,300,661.13 = 214,254,050.45/x
  3. Step 3: Cross multiply
    759,640,062.29x = 1,139,300,661.13 × 214,254,050.45
  4. Step 4: Simplify right side
    759,640,062.29x = 244,099,781,321,233,248
  5. Step 5: Solve for x
    x = 244,099,781,321,233,248/759,640,062.29
  6. Step 6: Final answer
    x = 321,336,108.30

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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.