Home / 186,790,228.40-280,185,342.60-176,208,647.60

Finding the Fourth Proportional to 186,790,228.40, 280,185,342.60 and 176,208,647.60

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Solution

The fourth proportional to 186,790,228.40, 280,185,342.60 and 176,208,647.60 is: 264,312,971.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    186,790,228.40 : 280,185,342.60 = 176,208,647.60 : x
  2. Step 2: Convert to fraction form
    186,790,228.40/280,185,342.60 = 176,208,647.60/x
  3. Step 3: Cross multiply
    186,790,228.40x = 280,185,342.60 × 176,208,647.60
  4. Step 4: Simplify right side
    186,790,228.40x = 49,371,080,296,888,672
  5. Step 5: Solve for x
    x = 49,371,080,296,888,672/186,790,228.40
  6. Step 6: Final answer
    x = 264,312,971.40

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.