Home / 86,934,002.30-130,401,003.45-46,623,218.30

Finding the Fourth Proportional to 86,934,002.30, 130,401,003.45 and 46,623,218.30

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Solution

The fourth proportional to 86,934,002.30, 130,401,003.45 and 46,623,218.30 is: 69,934,827.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    86,934,002.30 : 130,401,003.45 = 46,623,218.30 : x
  2. Step 2: Convert to fraction form
    86,934,002.30/130,401,003.45 = 46,623,218.30/x
  3. Step 3: Cross multiply
    86,934,002.30x = 130,401,003.45 × 46,623,218.30
  4. Step 4: Simplify right side
    86,934,002.30x = 6,079,714,450,388,403
  5. Step 5: Solve for x
    x = 6,079,714,450,388,403/86,934,002.30
  6. Step 6: Final answer
    x = 69,934,827.45

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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.