Home / 695,473,670.70-1,043,210,506.05-210,736,493.10

Finding the Fourth Proportional to 695,473,670.70, 1,043,210,506.05 and 210,736,493.10

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Solution

The fourth proportional to 695,473,670.70, 1,043,210,506.05 and 210,736,493.10 is: 316,104,739.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    695,473,670.70 : 1,043,210,506.05 = 210,736,493.10 : x
  2. Step 2: Convert to fraction form
    695,473,670.70/1,043,210,506.05 = 210,736,493.10/x
  3. Step 3: Cross multiply
    695,473,670.70x = 1,043,210,506.05 × 210,736,493.10
  4. Step 4: Simplify right side
    695,473,670.70x = 219,842,523,610,053,312
  5. Step 5: Solve for x
    x = 219,842,523,610,053,312/695,473,670.70
  6. Step 6: Final answer
    x = 316,104,739.65

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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.