Home / 948,672,940.80-1,423,009,411.20-673,173,926.40

Finding the Fourth Proportional to 948,672,940.80, 1,423,009,411.20 and 673,173,926.40

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Solution

The fourth proportional to 948,672,940.80, 1,423,009,411.20 and 673,173,926.40 is: 1,009,760,889.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    948,672,940.80 : 1,423,009,411.20 = 673,173,926.40 : x
  2. Step 2: Convert to fraction form
    948,672,940.80/1,423,009,411.20 = 673,173,926.40/x
  3. Step 3: Cross multiply
    948,672,940.80x = 1,423,009,411.20 × 673,173,926.40
  4. Step 4: Simplify right side
    948,672,940.80x = 957,932,832,641,656,192
  5. Step 5: Solve for x
    x = 957,932,832,641,656,192/948,672,940.80
  6. Step 6: Final answer
    x = 1,009,760,889.60

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1.5x scale

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.