Home / 1,040,175,904.47-1,435,444,666.62-563,864,800.47

Finding the Fourth Proportional to 1,040,175,904.47, 1,435,444,666.62 and 563,864,800.47

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Solution

The fourth proportional to 1,040,175,904.47, 1,435,444,666.62 and 563,864,800.47 is: 778,134,464.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,040,175,904.47 : 1,435,444,666.62 = 563,864,800.47 : x
  2. Step 2: Convert to fraction form
    1,040,175,904.47/1,435,444,666.62 = 563,864,800.47/x
  3. Step 3: Cross multiply
    1,040,175,904.47x = 1,435,444,666.62 × 563,864,800.47
  4. Step 4: Simplify right side
    1,040,175,904.47x = 809,396,720,529,411,968
  5. Step 5: Solve for x
    x = 809,396,720,529,411,968/1,040,175,904.47
  6. Step 6: Final answer
    x = 778,134,464.61

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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.