Home / 612,532,909,567.58-845,369,538,162.18-348,621,774,680.26

Finding the Fourth Proportional to 612,532,909,567.58, 845,369,538,162.18 and 348,621,774,680.26

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Solution

The fourth proportional to 612,532,909,567.58, 845,369,538,162.18 and 348,621,774,680.26 is: 481,140,235,979.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    612,532,909,567.58 : 845,369,538,162.18 = 348,621,774,680.26 : x
  2. Step 2: Convert to fraction form
    612,532,909,567.58/845,369,538,162.18 = 348,621,774,680.26/x
  3. Step 3: Cross multiply
    612,532,909,567.58x = 845,369,538,162.18 × 348,621,774,680.26
  4. Step 4: Simplify right side
    612,532,909,567.58x = 294,714,228,654,730,997,923,840
  5. Step 5: Solve for x
    x = 294,714,228,654,730,997,923,840/612,532,909,567.58
  6. Step 6: Final answer
    x = 481,140,235,979.79

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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.