Home / 253,247,360.15-349,492,279.48-140,216,851.01

Finding the Fourth Proportional to 253,247,360.15, 349,492,279.48 and 140,216,851.01

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Solution

The fourth proportional to 253,247,360.15, 349,492,279.48 and 140,216,851.01 is: 193,505,301.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    253,247,360.15 : 349,492,279.48 = 140,216,851.01 : x
  2. Step 2: Convert to fraction form
    253,247,360.15/349,492,279.48 = 140,216,851.01/x
  3. Step 3: Cross multiply
    253,247,360.15x = 349,492,279.48 × 140,216,851.01
  4. Step 4: Simplify right side
    253,247,360.15x = 49,004,706,880,992,440
  5. Step 5: Solve for x
    x = 49,004,706,880,992,440/253,247,360.15
  6. Step 6: Final answer
    x = 193,505,301.90

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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.