Home / 485,033,887.84-727,599,803.28-157,495,704.16

Finding the Fourth Proportional to 485,033,887.84, 727,599,803.28 and 157,495,704.16

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Solution

The fourth proportional to 485,033,887.84, 727,599,803.28 and 157,495,704.16 is: 236,259,457.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    485,033,887.84 : 727,599,803.28 = 157,495,704.16 : x
  2. Step 2: Convert to fraction form
    485,033,887.84/727,599,803.28 = 157,495,704.16/x
  3. Step 3: Cross multiply
    485,033,887.84x = 727,599,803.28 × 157,495,704.16
  4. Step 4: Simplify right side
    485,033,887.84x = 114,593,843,364,261,072
  5. Step 5: Solve for x
    x = 114,593,843,364,261,072/485,033,887.84
  6. Step 6: Final answer
    x = 236,259,457.82

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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.