Home / 157,464,670.10-236,197,005.15-80,937,166.10

Finding the Fourth Proportional to 157,464,670.10, 236,197,005.15 and 80,937,166.10

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Solution

The fourth proportional to 157,464,670.10, 236,197,005.15 and 80,937,166.10 is: 121,405,749.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    157,464,670.10 : 236,197,005.15 = 80,937,166.10 : x
  2. Step 2: Convert to fraction form
    157,464,670.10/236,197,005.15 = 80,937,166.10/x
  3. Step 3: Cross multiply
    157,464,670.10x = 236,197,005.15 × 80,937,166.10
  4. Step 4: Simplify right side
    157,464,670.10x = 19,117,116,238,148,104
  5. Step 5: Solve for x
    x = 19,117,116,238,148,104/157,464,670.10
  6. Step 6: Final answer
    x = 121,405,749.15

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1.5x scale

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.