Home / 104,976,004.90-157,464,007.35-53,319,939.70

Finding the Fourth Proportional to 104,976,004.90, 157,464,007.35 and 53,319,939.70

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Solution

The fourth proportional to 104,976,004.90, 157,464,007.35 and 53,319,939.70 is: 79,979,909.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,976,004.90 : 157,464,007.35 = 53,319,939.70 : x
  2. Step 2: Convert to fraction form
    104,976,004.90/157,464,007.35 = 53,319,939.70/x
  3. Step 3: Cross multiply
    104,976,004.90x = 157,464,007.35 × 53,319,939.70
  4. Step 4: Simplify right side
    104,976,004.90x = 8,395,971,376,822,357
  5. Step 5: Solve for x
    x = 8,395,971,376,822,357/104,976,004.90
  6. Step 6: Final answer
    x = 79,979,909.55

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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.