Home / 881,014,851,670-1,215,800,553,770.10-490,373,032,064.70

Finding the Fourth Proportional to 881,014,851,670, 1,215,800,553,770.10 and 490,373,032,064.70

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Solution

The fourth proportional to 881,014,851,670, 1,215,800,553,770.10 and 490,373,032,064.70 is: 676,714,816,791.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    881,014,851,670 : 1,215,800,553,770.10 = 490,373,032,064.70 : x
  2. Step 2: Convert to fraction form
    881,014,851,670/1,215,800,553,770.10 = 490,373,032,064.70/x
  3. Step 3: Cross multiply
    881,014,851,670x = 1,215,800,553,770.10 × 490,373,032,064.70
  4. Step 4: Simplify right side
    881,014,851,670x = 596,195,803,938,185,336,061,952
  5. Step 5: Solve for x
    x = 596,195,803,938,185,336,061,952/881,014,851,670
  6. Step 6: Final answer
    x = 676,714,816,791.19

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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.