Home / 257,725,223.02-355,660,865.67-141,831,719.02

Finding the Fourth Proportional to 257,725,223.02, 355,660,865.67 and 141,831,719.02

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Solution

The fourth proportional to 257,725,223.02, 355,660,865.67 and 141,831,719.02 is: 195,727,804.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    257,725,223.02 : 355,660,865.67 = 141,831,719.02 : x
  2. Step 2: Convert to fraction form
    257,725,223.02/355,660,865.67 = 141,831,719.02/x
  3. Step 3: Cross multiply
    257,725,223.02x = 355,660,865.67 × 141,831,719.02
  4. Step 4: Simplify right side
    257,725,223.02x = 50,443,991,966,117,408
  5. Step 5: Solve for x
    x = 50,443,991,966,117,408/257,725,223.02
  6. Step 6: Final answer
    x = 195,727,804.11

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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.