Home / 186,271,296.79-257,042,807.36-102,634,747.01

Finding the Fourth Proportional to 186,271,296.79, 257,042,807.36 and 102,634,747.01

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Solution

The fourth proportional to 186,271,296.79, 257,042,807.36 and 102,634,747.01 is: 141,629,569.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    186,271,296.79 : 257,042,807.36 = 102,634,747.01 : x
  2. Step 2: Convert to fraction form
    186,271,296.79/257,042,807.36 = 102,634,747.01/x
  3. Step 3: Cross multiply
    186,271,296.79x = 257,042,807.36 × 102,634,747.01
  4. Step 4: Simplify right side
    186,271,296.79x = 26,381,523,504,503,960
  5. Step 5: Solve for x
    x = 26,381,523,504,503,960/186,271,296.79
  6. Step 6: Final answer
    x = 141,629,569.13

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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.