Home / 855,541,830.32-1,281,102,587.75-590,465,484.49

Finding the Fourth Proportional to 855,541,830.32, 1,281,102,587.75 and 590,465,484.49

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Solution

The fourth proportional to 855,541,830.32, 1,281,102,587.75 and 590,465,484.49 is: 884,172,852.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    855,541,830.32 : 1,281,102,587.75 = 590,465,484.49 : x
  2. Step 2: Convert to fraction form
    855,541,830.32/1,281,102,587.75 = 590,465,484.49/x
  3. Step 3: Cross multiply
    855,541,830.32x = 1,281,102,587.75 × 590,465,484.49
  4. Step 4: Simplify right side
    855,541,830.32x = 756,446,860,150,791,040
  5. Step 5: Solve for x
    x = 756,446,860,150,791,040/855,541,830.32
  6. Step 6: Final answer
    x = 884,172,852.04

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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.