Home / 85,785,965.64-128,687,368.32-24,377,958

Finding the Fourth Proportional to 85,785,965.64, 128,687,368.32 and 24,377,958

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Solution

The fourth proportional to 85,785,965.64, 128,687,368.32 and 24,377,958 is: 36,569,329.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    85,785,965.64 : 128,687,368.32 = 24,377,958 : x
  2. Step 2: Convert to fraction form
    85,785,965.64/128,687,368.32 = 24,377,958/x
  3. Step 3: Cross multiply
    85,785,965.64x = 128,687,368.32 × 24,377,958
  4. Step 4: Simplify right side
    85,785,965.64x = 3,137,135,260,035,490.50
  5. Step 5: Solve for x
    x = 3,137,135,260,035,490.50/85,785,965.64
  6. Step 6: Final answer
    x = 36,569,329.69

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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.