Home / 1,036,102,880.30-1,553,955,254.85-309,115,309.10

Finding the Fourth Proportional to 1,036,102,880.30, 1,553,955,254.85 and 309,115,309.10

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Solution

The fourth proportional to 1,036,102,880.30, 1,553,955,254.85 and 309,115,309.10 is: 463,613,573.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,036,102,880.30 : 1,553,955,254.85 = 309,115,309.10 : x
  2. Step 2: Convert to fraction form
    1,036,102,880.30/1,553,955,254.85 = 309,115,309.10/x
  3. Step 3: Cross multiply
    1,036,102,880.30x = 1,553,955,254.85 × 309,115,309.10
  4. Step 4: Simplify right side
    1,036,102,880.30x = 480,351,358,930,527,040
  5. Step 5: Solve for x
    x = 480,351,358,930,527,040/1,036,102,880.30
  6. Step 6: Final answer
    x = 463,613,573.58

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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.