Home / 103,464,023.96-142,783,799.93-56,423,664.02

Finding the Fourth Proportional to 103,464,023.96, 142,783,799.93 and 56,423,664.02

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Solution

The fourth proportional to 103,464,023.96, 142,783,799.93 and 56,423,664.02 is: 77,866,536.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    103,464,023.96 : 142,783,799.93 = 56,423,664.02 : x
  2. Step 2: Convert to fraction form
    103,464,023.96/142,783,799.93 = 56,423,664.02/x
  3. Step 3: Cross multiply
    103,464,023.96x = 142,783,799.93 × 56,423,664.02
  4. Step 4: Simplify right side
    103,464,023.96x = 8,056,385,153,753,183
  5. Step 5: Solve for x
    x = 8,056,385,153,753,183/103,464,023.96
  6. Step 6: Final answer
    x = 77,866,536.07

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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.