Home / 731,460,303,447.10-1,009,187,489,502.60-422,699,177,272.60

Finding the Fourth Proportional to 731,460,303,447.10, 1,009,187,489,502.60 and 422,699,177,272.60

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Solution

The fourth proportional to 731,460,303,447.10, 1,009,187,489,502.60 and 422,699,177,272.60 is: 583,193,263,552.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    731,460,303,447.10 : 1,009,187,489,502.60 = 422,699,177,272.60 : x
  2. Step 2: Convert to fraction form
    731,460,303,447.10/1,009,187,489,502.60 = 422,699,177,272.60/x
  3. Step 3: Cross multiply
    731,460,303,447.10x = 1,009,187,489,502.60 × 422,699,177,272.60
  4. Step 4: Simplify right side
    731,460,303,447.10x = 426,582,721,526,549,658,468,352
  5. Step 5: Solve for x
    x = 426,582,721,526,549,658,468,352/731,460,303,447.10
  6. Step 6: Final answer
    x = 583,193,263,552.68

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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.