Home / 86,907,090.16-130,359,805.80-52,837,842.16

Finding the Fourth Proportional to 86,907,090.16, 130,359,805.80 and 52,837,842.16

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Solution

The fourth proportional to 86,907,090.16, 130,359,805.80 and 52,837,842.16 is: 79,256,258.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    86,907,090.16 : 130,359,805.80 = 52,837,842.16 : x
  2. Step 2: Convert to fraction form
    86,907,090.16/130,359,805.80 = 52,837,842.16/x
  3. Step 3: Cross multiply
    86,907,090.16x = 130,359,805.80 × 52,837,842.16
  4. Step 4: Simplify right side
    86,907,090.16x = 6,887,930,842,868,652
  5. Step 5: Solve for x
    x = 6,887,930,842,868,652/86,907,090.16
  6. Step 6: Final answer
    x = 79,256,258.96

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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.