Home / 256,610,914.80-384,916,372.20-249,052,642.80

Finding the Fourth Proportional to 256,610,914.80, 384,916,372.20 and 249,052,642.80

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Solution

The fourth proportional to 256,610,914.80, 384,916,372.20 and 249,052,642.80 is: 373,578,964.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    256,610,914.80 : 384,916,372.20 = 249,052,642.80 : x
  2. Step 2: Convert to fraction form
    256,610,914.80/384,916,372.20 = 249,052,642.80/x
  3. Step 3: Cross multiply
    256,610,914.80x = 384,916,372.20 × 249,052,642.80
  4. Step 4: Simplify right side
    256,610,914.80x = 95,864,439,753,398,448
  5. Step 5: Solve for x
    x = 95,864,439,753,398,448/256,610,914.80
  6. Step 6: Final answer
    x = 373,578,964.20

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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.