Home / 186,916,281.52-257,959,172.55-106,451,675.55

Finding the Fourth Proportional to 186,916,281.52, 257,959,172.55 and 106,451,675.55

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Solution

The fourth proportional to 186,916,281.52, 257,959,172.55 and 106,451,675.55 is: 146,911,686.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    186,916,281.52 : 257,959,172.55 = 106,451,675.55 : x
  2. Step 2: Convert to fraction form
    186,916,281.52/257,959,172.55 = 106,451,675.55/x
  3. Step 3: Cross multiply
    186,916,281.52x = 257,959,172.55 × 106,451,675.55
  4. Step 4: Simplify right side
    186,916,281.52x = 27,460,186,142,805,608
  5. Step 5: Solve for x
    x = 27,460,186,142,805,608/186,916,281.52
  6. Step 6: Final answer
    x = 146,911,686.45

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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.