Home / 86,793,536.30-130,143,000.45-26,201,389.10

Finding the Fourth Proportional to 86,793,536.30, 130,143,000.45 and 26,201,389.10

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Solution

The fourth proportional to 86,793,536.30, 130,143,000.45 and 26,201,389.10 is: 39,287,803.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    86,793,536.30 : 130,143,000.45 = 26,201,389.10 : x
  2. Step 2: Convert to fraction form
    86,793,536.30/130,143,000.45 = 26,201,389.10/x
  3. Step 3: Cross multiply
    86,793,536.30x = 130,143,000.45 × 26,201,389.10
  4. Step 4: Simplify right side
    86,793,536.30x = 3,409,927,393,431,925.50
  5. Step 5: Solve for x
    x = 3,409,927,393,431,925.50/86,793,536.30
  6. Step 6: Final answer
    x = 39,287,803.43

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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.