Home / 86,893,303.60-130,339,955.40-26,312,042.80

Finding the Fourth Proportional to 86,893,303.60, 130,339,955.40 and 26,312,042.80

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Solution

The fourth proportional to 86,893,303.60, 130,339,955.40 and 26,312,042.80 is: 39,468,064.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    86,893,303.60 : 130,339,955.40 = 26,312,042.80 : x
  2. Step 2: Convert to fraction form
    86,893,303.60/130,339,955.40 = 26,312,042.80/x
  3. Step 3: Cross multiply
    86,893,303.60x = 130,339,955.40 × 26,312,042.80
  4. Step 4: Simplify right side
    86,893,303.60x = 3,429,510,485,034,891.50
  5. Step 5: Solve for x
    x = 3,429,510,485,034,891.50/86,893,303.60
  6. Step 6: Final answer
    x = 39,468,064.20

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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.