Home / 953,925,450.22-1,316,222,528.88-557,371,742.14

Finding the Fourth Proportional to 953,925,450.22, 1,316,222,528.88 and 557,371,742.14

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Solution

The fourth proportional to 953,925,450.22, 1,316,222,528.88 and 557,371,742.14 is: 769,059,305.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    953,925,450.22 : 1,316,222,528.88 = 557,371,742.14 : x
  2. Step 2: Convert to fraction form
    953,925,450.22/1,316,222,528.88 = 557,371,742.14/x
  3. Step 3: Cross multiply
    953,925,450.22x = 1,316,222,528.88 × 557,371,742.14
  4. Step 4: Simplify right side
    953,925,450.22x = 733,625,243,965,762,048
  5. Step 5: Solve for x
    x = 733,625,243,965,762,048/953,925,450.22
  6. Step 6: Final answer
    x = 769,059,305.21

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.