Home / 1,045,442,636.40-1,568,163,954.60-994,424,300.40

Finding the Fourth Proportional to 1,045,442,636.40, 1,568,163,954.60 and 994,424,300.40

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Solution

The fourth proportional to 1,045,442,636.40, 1,568,163,954.60 and 994,424,300.40 is: 1,491,636,450.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,045,442,636.40 : 1,568,163,954.60 = 994,424,300.40 : x
  2. Step 2: Convert to fraction form
    1,045,442,636.40/1,568,163,954.60 = 994,424,300.40/x
  3. Step 3: Cross multiply
    1,045,442,636.40x = 1,568,163,954.60 × 994,424,300.40
  4. Step 4: Simplify right side
    1,045,442,636.40x = 1,559,420,343,465,602,304
  5. Step 5: Solve for x
    x = 1,559,420,343,465,602,304/1,045,442,636.40
  6. Step 6: Final answer
    x = 1,491,636,450.60

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Double scale
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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.