Home / 86,939,496.60-130,409,244.90-46,628,712.60

Finding the Fourth Proportional to 86,939,496.60, 130,409,244.90 and 46,628,712.60

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Solution

The fourth proportional to 86,939,496.60, 130,409,244.90 and 46,628,712.60 is: 69,943,068.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    86,939,496.60 : 130,409,244.90 = 46,628,712.60 : x
  2. Step 2: Convert to fraction form
    86,939,496.60/130,409,244.90 = 46,628,712.60/x
  3. Step 3: Cross multiply
    86,939,496.60x = 130,409,244.90 × 46,628,712.60
  4. Step 4: Simplify right side
    86,939,496.60x = 6,080,815,200,825,116
  5. Step 5: Solve for x
    x = 6,080,815,200,825,116/86,939,496.60
  6. Step 6: Final answer
    x = 69,943,068.90

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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.