Home / 124,170,759.65-186,284,958.73-42,290,347.32

Finding the Fourth Proportional to 124,170,759.65, 186,284,958.73 and 42,290,347.32

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Solution

The fourth proportional to 124,170,759.65, 186,284,958.73 and 42,290,347.32 is: 63,445,336.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,170,759.65 : 186,284,958.73 = 42,290,347.32 : x
  2. Step 2: Convert to fraction form
    124,170,759.65/186,284,958.73 = 42,290,347.32/x
  3. Step 3: Cross multiply
    124,170,759.65x = 186,284,958.73 × 42,290,347.32
  4. Step 4: Simplify right side
    124,170,759.65x = 7,878,055,605,077,840
  5. Step 5: Solve for x
    x = 7,878,055,605,077,840/124,170,759.65
  6. Step 6: Final answer
    x = 63,445,336.30

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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.