Home / 457,593,341.94-631,482,877.17-248,749,820.46

Finding the Fourth Proportional to 457,593,341.94, 631,482,877.17 and 248,749,820.46

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Solution

The fourth proportional to 457,593,341.94, 631,482,877.17 and 248,749,820.46 is: 343,276,962.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    457,593,341.94 : 631,482,877.17 = 248,749,820.46 : x
  2. Step 2: Convert to fraction form
    457,593,341.94/631,482,877.17 = 248,749,820.46/x
  3. Step 3: Cross multiply
    457,593,341.94x = 631,482,877.17 × 248,749,820.46
  4. Step 4: Simplify right side
    457,593,341.94x = 157,081,252,319,601,728
  5. Step 5: Solve for x
    x = 157,081,252,319,601,728/457,593,341.94
  6. Step 6: Final answer
    x = 343,276,962.15

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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.