Home / 917,725,070.57-1,376,856,228.02-295,927,797.22

Finding the Fourth Proportional to 917,725,070.57, 1,376,856,228.02 and 295,927,797.22

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Solution

The fourth proportional to 917,725,070.57, 1,376,856,228.02 and 295,927,797.22 is: 443,978,315.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    917,725,070.57 : 1,376,856,228.02 = 295,927,797.22 : x
  2. Step 2: Convert to fraction form
    917,725,070.57/1,376,856,228.02 = 295,927,797.22/x
  3. Step 3: Cross multiply
    917,725,070.57x = 1,376,856,228.02 × 295,927,797.22
  4. Step 4: Simplify right side
    917,725,070.57x = 407,450,030,641,674,880
  5. Step 5: Solve for x
    x = 407,450,030,641,674,880/917,725,070.57
  6. Step 6: Final answer
    x = 443,978,315.20

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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.