Home / 585,211,701.54-877,203,068.40-196,899,720.96

Finding the Fourth Proportional to 585,211,701.54, 877,203,068.40 and 196,899,720.96

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Solution

The fourth proportional to 585,211,701.54, 877,203,068.40 and 196,899,720.96 is: 295,142,832.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    585,211,701.54 : 877,203,068.40 = 196,899,720.96 : x
  2. Step 2: Convert to fraction form
    585,211,701.54/877,203,068.40 = 196,899,720.96/x
  3. Step 3: Cross multiply
    585,211,701.54x = 877,203,068.40 × 196,899,720.96
  4. Step 4: Simplify right side
    585,211,701.54x = 172,721,039,393,215,808
  5. Step 5: Solve for x
    x = 172,721,039,393,215,808/585,211,701.54
  6. Step 6: Final answer
    x = 295,142,832.82

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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.