Home / 315,542,770.29-473,365,015.47-97,193,010.81

Finding the Fourth Proportional to 315,542,770.29, 473,365,015.47 and 97,193,010.81

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Solution

The fourth proportional to 315,542,770.29, 473,365,015.47 and 97,193,010.81 is: 145,805,182.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    315,542,770.29 : 473,365,015.47 = 97,193,010.81 : x
  2. Step 2: Convert to fraction form
    315,542,770.29/473,365,015.47 = 97,193,010.81/x
  3. Step 3: Cross multiply
    315,542,770.29x = 473,365,015.47 × 97,193,010.81
  4. Step 4: Simplify right side
    315,542,770.29x = 46,007,771,065,651,528
  5. Step 5: Solve for x
    x = 46,007,771,065,651,528/315,542,770.29
  6. Step 6: Final answer
    x = 145,805,182.05

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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.