Home / 1,341,905,382.72-1,851,842,293.29-739,089,672.30

Finding the Fourth Proportional to 1,341,905,382.72, 1,851,842,293.29 and 739,089,672.30

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Solution

The fourth proportional to 1,341,905,382.72, 1,851,842,293.29 and 739,089,672.30 is: 1,019,950,833.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,341,905,382.72 : 1,851,842,293.29 = 739,089,672.30 : x
  2. Step 2: Convert to fraction form
    1,341,905,382.72/1,851,842,293.29 = 739,089,672.30/x
  3. Step 3: Cross multiply
    1,341,905,382.72x = 1,851,842,293.29 × 739,089,672.30
  4. Step 4: Simplify right side
    1,341,905,382.72x = 1,368,677,513,705,931,008
  5. Step 5: Solve for x
    x = 1,368,677,513,705,931,008/1,341,905,382.72
  6. Step 6: Final answer
    x = 1,019,950,833.59

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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.