Home / 313,790,986.95-470,541,031.18-117,001,561.88

Finding the Fourth Proportional to 313,790,986.95, 470,541,031.18 and 117,001,561.88

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Solution

The fourth proportional to 313,790,986.95, 470,541,031.18 and 117,001,561.88 is: 175,448,109.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    313,790,986.95 : 470,541,031.18 = 117,001,561.88 : x
  2. Step 2: Convert to fraction form
    313,790,986.95/470,541,031.18 = 117,001,561.88/x
  3. Step 3: Cross multiply
    313,790,986.95x = 470,541,031.18 × 117,001,561.88
  4. Step 4: Simplify right side
    313,790,986.95x = 55,054,035,575,575,696
  5. Step 5: Solve for x
    x = 55,054,035,575,575,696/313,790,986.95
  6. Step 6: Final answer
    x = 175,448,109.94

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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.