Home / 917,725,068.57-1,376,856,225-295,927,795.23

Finding the Fourth Proportional to 917,725,068.57, 1,376,856,225 and 295,927,795.23

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Solution

The fourth proportional to 917,725,068.57, 1,376,856,225 and 295,927,795.23 is: 443,978,312.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    917,725,068.57 : 1,376,856,225 = 295,927,795.23 : x
  2. Step 2: Convert to fraction form
    917,725,068.57/1,376,856,225 = 295,927,795.23/x
  3. Step 3: Cross multiply
    917,725,068.57x = 1,376,856,225 × 295,927,795.23
  4. Step 4: Simplify right side
    917,725,068.57x = 407,450,027,012,950,848
  5. Step 5: Solve for x
    x = 407,450,027,012,950,848/917,725,068.57
  6. Step 6: Final answer
    x = 443,978,312.21

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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.