Home / 1,108,886,817.96-1,662,343,452.54-526,261,619.88

Finding the Fourth Proportional to 1,108,886,817.96, 1,662,343,452.54 and 526,261,619.88

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Solution

The fourth proportional to 1,108,886,817.96, 1,662,343,452.54 and 526,261,619.88 is: 788,924,120.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,108,886,817.96 : 1,662,343,452.54 = 526,261,619.88 : x
  2. Step 2: Convert to fraction form
    1,108,886,817.96/1,662,343,452.54 = 526,261,619.88/x
  3. Step 3: Cross multiply
    1,108,886,817.96x = 1,662,343,452.54 × 526,261,619.88
  4. Step 4: Simplify right side
    1,108,886,817.96x = 874,827,558,130,612,224
  5. Step 5: Solve for x
    x = 874,827,558,130,612,224/1,108,886,817.96
  6. Step 6: Final answer
    x = 788,924,120.98

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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.