Home / 90,893,435.04-125,436,035.64-53,755,550.64

Finding the Fourth Proportional to 90,893,435.04, 125,436,035.64 and 53,755,550.64

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Solution

The fourth proportional to 90,893,435.04, 125,436,035.64 and 53,755,550.64 is: 74,184,490.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    90,893,435.04 : 125,436,035.64 = 53,755,550.64 : x
  2. Step 2: Convert to fraction form
    90,893,435.04/125,436,035.64 = 53,755,550.64/x
  3. Step 3: Cross multiply
    90,893,435.04x = 125,436,035.64 × 53,755,550.64
  4. Step 4: Simplify right side
    90,893,435.04x = 6,742,883,165,926,865
  5. Step 5: Solve for x
    x = 6,742,883,165,926,865/90,893,435.04
  6. Step 6: Final answer
    x = 74,184,490.47

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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.