Home / 131,764,547.48-181,729,049.58-115,835,573.88

Finding the Fourth Proportional to 131,764,547.48, 181,729,049.58 and 115,835,573.88

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Solution

The fourth proportional to 131,764,547.48, 181,729,049.58 and 115,835,573.88 is: 159,759,883.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    131,764,547.48 : 181,729,049.58 = 115,835,573.88 : x
  2. Step 2: Convert to fraction form
    131,764,547.48/181,729,049.58 = 115,835,573.88/x
  3. Step 3: Cross multiply
    131,764,547.48x = 181,729,049.58 × 115,835,573.88
  4. Step 4: Simplify right side
    131,764,547.48x = 21,050,688,748,766,272
  5. Step 5: Solve for x
    x = 21,050,688,748,766,272/131,764,547.48
  6. Step 6: Final answer
    x = 159,759,883.46

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.