Home / 265,888,127.18-399,533,605.41-143,157,186.38

Finding the Fourth Proportional to 265,888,127.18, 399,533,605.41 and 143,157,186.38

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Solution

The fourth proportional to 265,888,127.18, 399,533,605.41 and 143,157,186.38 is: 215,113,429.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    265,888,127.18 : 399,533,605.41 = 143,157,186.38 : x
  2. Step 2: Convert to fraction form
    265,888,127.18/399,533,605.41 = 143,157,186.38/x
  3. Step 3: Cross multiply
    265,888,127.18x = 399,533,605.41 × 143,157,186.38
  4. Step 4: Simplify right side
    265,888,127.18x = 57,196,106,814,752,752
  5. Step 5: Solve for x
    x = 57,196,106,814,752,752/265,888,127.18
  6. Step 6: Final answer
    x = 215,113,429.18

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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.