Home / 651,450,197,360.52-977,316,657,672.48-198,157,320,252.93

Finding the Fourth Proportional to 651,450,197,360.52, 977,316,657,672.48 and 198,157,320,252.93

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Solution

The fourth proportional to 651,450,197,360.52, 977,316,657,672.48 and 198,157,320,252.93 is: 297,278,979,586.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    651,450,197,360.52 : 977,316,657,672.48 = 198,157,320,252.93 : x
  2. Step 2: Convert to fraction form
    651,450,197,360.52/977,316,657,672.48 = 198,157,320,252.93/x
  3. Step 3: Cross multiply
    651,450,197,360.52x = 977,316,657,672.48 × 198,157,320,252.93
  4. Step 4: Simplify right side
    651,450,197,360.52x = 193,662,449,922,928,755,605,504
  5. Step 5: Solve for x
    x = 193,662,449,922,928,755,605,504/651,450,197,360.52
  6. Step 6: Final answer
    x = 297,278,979,586.76

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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.