Home / 756,866,844.40-1,135,300,266.60-326,045,340.40

Finding the Fourth Proportional to 756,866,844.40, 1,135,300,266.60 and 326,045,340.40

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Solution

The fourth proportional to 756,866,844.40, 1,135,300,266.60 and 326,045,340.40 is: 489,068,010.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    756,866,844.40 : 1,135,300,266.60 = 326,045,340.40 : x
  2. Step 2: Convert to fraction form
    756,866,844.40/1,135,300,266.60 = 326,045,340.40/x
  3. Step 3: Cross multiply
    756,866,844.40x = 1,135,300,266.60 × 326,045,340.40
  4. Step 4: Simplify right side
    756,866,844.40x = 370,159,361,879,807,680
  5. Step 5: Solve for x
    x = 370,159,361,879,807,680/756,866,844.40
  6. Step 6: Final answer
    x = 489,068,010.60

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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.