Home / 86,934,256.90-130,401,385.35-86,934,256.90

Finding the Fourth Proportional to 86,934,256.90, 130,401,385.35 and 86,934,256.90

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Solution

The fourth proportional to 86,934,256.90, 130,401,385.35 and 86,934,256.90 is: 130,401,385.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    86,934,256.90 : 130,401,385.35 = 86,934,256.90 : x
  2. Step 2: Convert to fraction form
    86,934,256.90/130,401,385.35 = 86,934,256.90/x
  3. Step 3: Cross multiply
    86,934,256.90x = 130,401,385.35 × 86,934,256.90
  4. Step 4: Simplify right side
    86,934,256.90x = 11,336,347,534,132,796
  5. Step 5: Solve for x
    x = 11,336,347,534,132,796/86,934,256.90
  6. Step 6: Final answer
    x = 130,401,385.35

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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.