Home / 315,094,852.53-434,831,498.22-173,966,345.95

Finding the Fourth Proportional to 315,094,852.53, 434,831,498.22 and 173,966,345.95

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Solution

The fourth proportional to 315,094,852.53, 434,831,498.22 and 173,966,345.95 is: 240,073,889.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    315,094,852.53 : 434,831,498.22 = 173,966,345.95 : x
  2. Step 2: Convert to fraction form
    315,094,852.53/434,831,498.22 = 173,966,345.95/x
  3. Step 3: Cross multiply
    315,094,852.53x = 434,831,498.22 × 173,966,345.95
  4. Step 4: Simplify right side
    315,094,852.53x = 75,646,046,849,297,328
  5. Step 5: Solve for x
    x = 75,646,046,849,297,328/315,094,852.53
  6. Step 6: Final answer
    x = 240,073,889.63

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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.