Home / 86,740,034.90-130,097,254.13-25,312,700.31

Finding the Fourth Proportional to 86,740,034.90, 130,097,254.13 and 25,312,700.31

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Solution

The fourth proportional to 86,740,034.90, 130,097,254.13 and 25,312,700.31 is: 37,965,315.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    86,740,034.90 : 130,097,254.13 = 25,312,700.31 : x
  2. Step 2: Convert to fraction form
    86,740,034.90/130,097,254.13 = 25,312,700.31/x
  3. Step 3: Cross multiply
    86,740,034.90x = 130,097,254.13 × 25,312,700.31
  4. Step 4: Simplify right side
    86,740,034.90x = 3,293,112,804,946,599.50
  5. Step 5: Solve for x
    x = 3,293,112,804,946,599.50/86,740,034.90
  6. Step 6: Final answer
    x = 37,965,315.66

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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.