Home / 1,201,926,453.66-1,802,977,335.45-372,774,829.86

Finding the Fourth Proportional to 1,201,926,453.66, 1,802,977,335.45 and 372,774,829.86

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Solution

The fourth proportional to 1,201,926,453.66, 1,802,977,335.45 and 372,774,829.86 is: 559,189,430.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,201,926,453.66 : 1,802,977,335.45 = 372,774,829.86 : x
  2. Step 2: Convert to fraction form
    1,201,926,453.66/1,802,977,335.45 = 372,774,829.86/x
  3. Step 3: Cross multiply
    1,201,926,453.66x = 1,802,977,335.45 × 372,774,829.86
  4. Step 4: Simplify right side
    1,201,926,453.66x = 672,104,569,463,809,920
  5. Step 5: Solve for x
    x = 672,104,569,463,809,920/1,201,926,453.66
  6. Step 6: Final answer
    x = 559,189,430.78

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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.