Home / 86,617,585.16-129,946,749.60-25,208,068.52

Finding the Fourth Proportional to 86,617,585.16, 129,946,749.60 and 25,208,068.52

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Solution

The fourth proportional to 86,617,585.16, 129,946,749.60 and 25,208,068.52 is: 37,818,031.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    86,617,585.16 : 129,946,749.60 = 25,208,068.52 : x
  2. Step 2: Convert to fraction form
    86,617,585.16/129,946,749.60 = 25,208,068.52/x
  3. Step 3: Cross multiply
    86,617,585.16x = 129,946,749.60 × 25,208,068.52
  4. Step 4: Simplify right side
    86,617,585.16x = 3,275,706,567,868,082.50
  5. Step 5: Solve for x
    x = 3,275,706,567,868,082.50/86,617,585.16
  6. Step 6: Final answer
    x = 37,818,031.54

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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.