Home / 3,457,818,372.42-4,771,790,952.81-1,871,910,332.40

Finding the Fourth Proportional to 3,457,818,372.42, 4,771,790,952.81 and 1,871,910,332.40

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Solution

The fourth proportional to 3,457,818,372.42, 4,771,790,952.81 and 1,871,910,332.40 is: 2,583,237,124.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,457,818,372.42 : 4,771,790,952.81 = 1,871,910,332.40 : x
  2. Step 2: Convert to fraction form
    3,457,818,372.42/4,771,790,952.81 = 1,871,910,332.40/x
  3. Step 3: Cross multiply
    3,457,818,372.42x = 4,771,790,952.81 × 1,871,910,332.40
  4. Step 4: Simplify right side
    3,457,818,372.42x = 8,932,364,788,617,880,576
  5. Step 5: Solve for x
    x = 8,932,364,788,617,880,576/3,457,818,372.42
  6. Step 6: Final answer
    x = 2,583,237,124.27

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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.