Home / 104,976,121.40-157,464,182.10-87,970,009.40

Finding the Fourth Proportional to 104,976,121.40, 157,464,182.10 and 87,970,009.40

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Solution

The fourth proportional to 104,976,121.40, 157,464,182.10 and 87,970,009.40 is: 131,955,014.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,976,121.40 : 157,464,182.10 = 87,970,009.40 : x
  2. Step 2: Convert to fraction form
    104,976,121.40/157,464,182.10 = 87,970,009.40/x
  3. Step 3: Cross multiply
    104,976,121.40x = 157,464,182.10 × 87,970,009.40
  4. Step 4: Simplify right side
    104,976,121.40x = 13,852,125,579,500,312
  5. Step 5: Solve for x
    x = 13,852,125,579,500,312/104,976,121.40
  6. Step 6: Final answer
    x = 131,955,014.10

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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.