Home / 278,982,628.42-385,049,329.96-184,730,534.32

Finding the Fourth Proportional to 278,982,628.42, 385,049,329.96 and 184,730,534.32

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Solution

The fourth proportional to 278,982,628.42, 385,049,329.96 and 184,730,534.32 is: 254,963,432.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    278,982,628.42 : 385,049,329.96 = 184,730,534.32 : x
  2. Step 2: Convert to fraction form
    278,982,628.42/385,049,329.96 = 184,730,534.32/x
  3. Step 3: Cross multiply
    278,982,628.42x = 385,049,329.96 × 184,730,534.32
  4. Step 4: Simplify right side
    278,982,628.42x = 71,130,368,463,068,776
  5. Step 5: Solve for x
    x = 71,130,368,463,068,776/278,982,628.42
  6. Step 6: Final answer
    x = 254,963,432.19

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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.