Home / 186,968,837.32-280,439,969.88-57,562,953.82

Finding the Fourth Proportional to 186,968,837.32, 280,439,969.88 and 57,562,953.82

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Solution

The fourth proportional to 186,968,837.32, 280,439,969.88 and 57,562,953.82 is: 86,340,340.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    186,968,837.32 : 280,439,969.88 = 57,562,953.82 : x
  2. Step 2: Convert to fraction form
    186,968,837.32/280,439,969.88 = 57,562,953.82/x
  3. Step 3: Cross multiply
    186,968,837.32x = 280,439,969.88 × 57,562,953.82
  4. Step 4: Simplify right side
    186,968,837.32x = 16,142,953,035,484,630
  5. Step 5: Solve for x
    x = 16,142,953,035,484,630/186,968,837.32
  6. Step 6: Final answer
    x = 86,340,340.28

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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.