Home / 1,056,808,934.36-1,584,585,416.64-401,807,906.72

Finding the Fourth Proportional to 1,056,808,934.36, 1,584,585,416.64 and 401,807,906.72

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Solution

The fourth proportional to 1,056,808,934.36, 1,584,585,416.64 and 401,807,906.72 is: 602,473,094.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,056,808,934.36 : 1,584,585,416.64 = 401,807,906.72 : x
  2. Step 2: Convert to fraction form
    1,056,808,934.36/1,584,585,416.64 = 401,807,906.72/x
  3. Step 3: Cross multiply
    1,056,808,934.36x = 1,584,585,416.64 × 401,807,906.72
  4. Step 4: Simplify right side
    1,056,808,934.36x = 636,698,949,279,157,504
  5. Step 5: Solve for x
    x = 636,698,949,279,157,504/1,056,808,934.36
  6. Step 6: Final answer
    x = 602,473,094.78

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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.