Home / 186,677,820.99-257,712,146.24-136,385,566.16

Finding the Fourth Proportional to 186,677,820.99, 257,712,146.24 and 136,385,566.16

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Solution

The fourth proportional to 186,677,820.99, 257,712,146.24 and 136,385,566.16 is: 188,282,768.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    186,677,820.99 : 257,712,146.24 = 136,385,566.16 : x
  2. Step 2: Convert to fraction form
    186,677,820.99/257,712,146.24 = 136,385,566.16/x
  3. Step 3: Cross multiply
    186,677,820.99x = 257,712,146.24 × 136,385,566.16
  4. Step 4: Simplify right side
    186,677,820.99x = 35,148,216,969,280,628
  5. Step 5: Solve for x
    x = 35,148,216,969,280,628/186,677,820.99
  6. Step 6: Final answer
    x = 188,282,768.58

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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.