Home / 15,575,666,315.68-23,347,778,265.20-9,763,657,478.56

Finding the Fourth Proportional to 15,575,666,315.68, 23,347,778,265.20 and 9,763,657,478.56

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Solution

The fourth proportional to 15,575,666,315.68, 23,347,778,265.20 and 9,763,657,478.56 is: 14,635,631,326.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,575,666,315.68 : 23,347,778,265.20 = 9,763,657,478.56 : x
  2. Step 2: Convert to fraction form
    15,575,666,315.68/23,347,778,265.20 = 9,763,657,478.56/x
  3. Step 3: Cross multiply
    15,575,666,315.68x = 23,347,778,265.20 × 9,763,657,478.56
  4. Step 4: Simplify right side
    15,575,666,315.68x = 227,959,709,866,780,590,080
  5. Step 5: Solve for x
    x = 227,959,709,866,780,590,080/15,575,666,315.68
  6. Step 6: Final answer
    x = 14,635,631,326.88

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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.