Home / 143,632,578.51-215,479,130.40-46,580,718.60

Finding the Fourth Proportional to 143,632,578.51, 215,479,130.40 and 46,580,718.60

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Solution

The fourth proportional to 143,632,578.51, 215,479,130.40 and 46,580,718.60 is: 69,880,892.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    143,632,578.51 : 215,479,130.40 = 46,580,718.60 : x
  2. Step 2: Convert to fraction form
    143,632,578.51/215,479,130.40 = 46,580,718.60/x
  3. Step 3: Cross multiply
    143,632,578.51x = 215,479,130.40 × 46,580,718.60
  4. Step 4: Simplify right side
    143,632,578.51x = 10,037,172,737,335,106
  5. Step 5: Solve for x
    x = 10,037,172,737,335,106/143,632,578.51
  6. Step 6: Final answer
    x = 69,880,892.21

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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.