Home / 541,308,673.64-747,006,706.98-293,790,031.08

Finding the Fourth Proportional to 541,308,673.64, 747,006,706.98 and 293,790,031.08

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Solution

The fourth proportional to 541,308,673.64, 747,006,706.98 and 293,790,031.08 is: 405,430,643.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    541,308,673.64 : 747,006,706.98 = 293,790,031.08 : x
  2. Step 2: Convert to fraction form
    541,308,673.64/747,006,706.98 = 293,790,031.08/x
  3. Step 3: Cross multiply
    541,308,673.64x = 747,006,706.98 × 293,790,031.08
  4. Step 4: Simplify right side
    541,308,673.64x = 219,463,123,660,622,656
  5. Step 5: Solve for x
    x = 219,463,123,660,622,656/541,308,673.64
  6. Step 6: Final answer
    x = 405,430,643.08

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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.