Home / 104,976,006.90-157,464,010.35-53,319,941.70

Finding the Fourth Proportional to 104,976,006.90, 157,464,010.35 and 53,319,941.70

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Solution

The fourth proportional to 104,976,006.90, 157,464,010.35 and 53,319,941.70 is: 79,979,912.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,976,006.90 : 157,464,010.35 = 53,319,941.70 : x
  2. Step 2: Convert to fraction form
    104,976,006.90/157,464,010.35 = 53,319,941.70/x
  3. Step 3: Cross multiply
    104,976,006.90x = 157,464,010.35 × 53,319,941.70
  4. Step 4: Simplify right side
    104,976,006.90x = 8,395,971,851,710,197
  5. Step 5: Solve for x
    x = 8,395,971,851,710,197/104,976,006.90
  6. Step 6: Final answer
    x = 79,979,912.55

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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.