Home / 511,934,600.25-706,268,728.72-297,316,708.95

Finding the Fourth Proportional to 511,934,600.25, 706,268,728.72 and 297,316,708.95

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Solution

The fourth proportional to 511,934,600.25, 706,268,728.72 and 297,316,708.95 is: 410,180,312.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    511,934,600.25 : 706,268,728.72 = 297,316,708.95 : x
  2. Step 2: Convert to fraction form
    511,934,600.25/706,268,728.72 = 297,316,708.95/x
  3. Step 3: Cross multiply
    511,934,600.25x = 706,268,728.72 × 297,316,708.95
  4. Step 4: Simplify right side
    511,934,600.25x = 209,985,494,060,355,008
  5. Step 5: Solve for x
    x = 209,985,494,060,355,008/511,934,600.25
  6. Step 6: Final answer
    x = 410,180,312.01

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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.