Home / 932,601,102.40-1,398,901,653.60-286,284,865.60

Finding the Fourth Proportional to 932,601,102.40, 1,398,901,653.60 and 286,284,865.60

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Solution

The fourth proportional to 932,601,102.40, 1,398,901,653.60 and 286,284,865.60 is: 429,427,298.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    932,601,102.40 : 1,398,901,653.60 = 286,284,865.60 : x
  2. Step 2: Convert to fraction form
    932,601,102.40/1,398,901,653.60 = 286,284,865.60/x
  3. Step 3: Cross multiply
    932,601,102.40x = 1,398,901,653.60 × 286,284,865.60
  4. Step 4: Simplify right side
    932,601,102.40x = 400,484,371,888,493,760
  5. Step 5: Solve for x
    x = 400,484,371,888,493,760/932,601,102.40
  6. Step 6: Final answer
    x = 429,427,298.40

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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.