Home / 85,525,873.65-118,042,852.01-50,737,873.65

Finding the Fourth Proportional to 85,525,873.65, 118,042,852.01 and 50,737,873.65

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Solution

The fourth proportional to 85,525,873.65, 118,042,852.01 and 50,737,873.65 is: 70,028,437.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    85,525,873.65 : 118,042,852.01 = 50,737,873.65 : x
  2. Step 2: Convert to fraction form
    85,525,873.65/118,042,852.01 = 50,737,873.65/x
  3. Step 3: Cross multiply
    85,525,873.65x = 118,042,852.01 × 50,737,873.65
  4. Step 4: Simplify right side
    85,525,873.65x = 5,989,243,310,315,339
  5. Step 5: Solve for x
    x = 5,989,243,310,315,339/85,525,873.65
  6. Step 6: Final answer
    x = 70,028,437.65

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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.