Home / 313,790,987.95-470,541,032.68-117,001,562.88

Finding the Fourth Proportional to 313,790,987.95, 470,541,032.68 and 117,001,562.88

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Solution

The fourth proportional to 313,790,987.95, 470,541,032.68 and 117,001,562.88 is: 175,448,111.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    313,790,987.95 : 470,541,032.68 = 117,001,562.88 : x
  2. Step 2: Convert to fraction form
    313,790,987.95/470,541,032.68 = 117,001,562.88/x
  3. Step 3: Cross multiply
    313,790,987.95x = 470,541,032.68 × 117,001,562.88
  4. Step 4: Simplify right side
    313,790,987.95x = 55,054,036,222,729,152
  5. Step 5: Solve for x
    x = 55,054,036,222,729,152/313,790,987.95
  6. Step 6: Final answer
    x = 175,448,111.44

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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.