Home / 251,374,577.65-346,891,477.23-145,532,455.79

Finding the Fourth Proportional to 251,374,577.65, 346,891,477.23 and 145,532,455.79

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Solution

The fourth proportional to 251,374,577.65, 346,891,477.23 and 145,532,455.79 is: 200,831,639.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    251,374,577.65 : 346,891,477.23 = 145,532,455.79 : x
  2. Step 2: Convert to fraction form
    251,374,577.65/346,891,477.23 = 145,532,455.79/x
  3. Step 3: Cross multiply
    251,374,577.65x = 346,891,477.23 × 145,532,455.79
  4. Step 4: Simplify right side
    251,374,577.65x = 50,483,968,572,168,312
  5. Step 5: Solve for x
    x = 50,483,968,572,168,312/251,374,577.65
  6. Step 6: Final answer
    x = 200,831,639.56

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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.