Home / 511,255,687,573.60-766,883,531,360.40-213,349,420,002.40

Finding the Fourth Proportional to 511,255,687,573.60, 766,883,531,360.40 and 213,349,420,002.40

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Solution

The fourth proportional to 511,255,687,573.60, 766,883,531,360.40 and 213,349,420,002.40 is: 320,024,130,003.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    511,255,687,573.60 : 766,883,531,360.40 = 213,349,420,002.40 : x
  2. Step 2: Convert to fraction form
    511,255,687,573.60/766,883,531,360.40 = 213,349,420,002.40/x
  3. Step 3: Cross multiply
    511,255,687,573.60x = 766,883,531,360.40 × 213,349,420,002.40
  4. Step 4: Simplify right side
    511,255,687,573.60x = 163,614,156,625,133,686,489,088
  5. Step 5: Solve for x
    x = 163,614,156,625,133,686,489,088/511,255,687,573.60
  6. Step 6: Final answer
    x = 320,024,130,003.60

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1.5x scale

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.