Home / 186,273,264.34-257,070,690.96-107,977,031.38

Finding the Fourth Proportional to 186,273,264.34, 257,070,690.96 and 107,977,031.38

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Solution

The fourth proportional to 186,273,264.34, 257,070,690.96 and 107,977,031.38 is: 149,016,178.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    186,273,264.34 : 257,070,690.96 = 107,977,031.38 : x
  2. Step 2: Convert to fraction form
    186,273,264.34/257,070,690.96 = 107,977,031.38/x
  3. Step 3: Cross multiply
    186,273,264.34x = 257,070,690.96 × 107,977,031.38
  4. Step 4: Simplify right side
    186,273,264.34x = 27,757,730,064,666,204
  5. Step 5: Solve for x
    x = 27,757,730,064,666,204/186,273,264.34
  6. Step 6: Final answer
    x = 149,016,178.80

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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.