Home / 103,814,023.35-143,262,968.83-58,547,169.30

Finding the Fourth Proportional to 103,814,023.35, 143,262,968.83 and 58,547,169.30

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Solution

The fourth proportional to 103,814,023.35, 143,262,968.83 and 58,547,169.30 is: 80,794,877.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    103,814,023.35 : 143,262,968.83 = 58,547,169.30 : x
  2. Step 2: Convert to fraction form
    103,814,023.35/143,262,968.83 = 58,547,169.30/x
  3. Step 3: Cross multiply
    103,814,023.35x = 143,262,968.83 × 58,547,169.30
  4. Step 4: Simplify right side
    103,814,023.35x = 8,387,641,290,510,633
  5. Step 5: Solve for x
    x = 8,387,641,290,510,633/103,814,023.35
  6. Step 6: Final answer
    x = 80,794,877.41

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.