Home / 211,773,792.30-317,660,688.45-96,982,536.30

Finding the Fourth Proportional to 211,773,792.30, 317,660,688.45 and 96,982,536.30

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Solution

The fourth proportional to 211,773,792.30, 317,660,688.45 and 96,982,536.30 is: 145,473,804.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    211,773,792.30 : 317,660,688.45 = 96,982,536.30 : x
  2. Step 2: Convert to fraction form
    211,773,792.30/317,660,688.45 = 96,982,536.30/x
  3. Step 3: Cross multiply
    211,773,792.30x = 317,660,688.45 × 96,982,536.30
  4. Step 4: Simplify right side
    211,773,792.30x = 30,807,539,248,685,112
  5. Step 5: Solve for x
    x = 30,807,539,248,685,112/211,773,792.30
  6. Step 6: Final answer
    x = 145,473,804.45

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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.