Home / 526,272,463,582.20-726,260,263,957.48-291,631,670,895.96

Finding the Fourth Proportional to 526,272,463,582.20, 726,260,263,957.48 and 291,631,670,895.96

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Solution

The fourth proportional to 526,272,463,582.20, 726,260,263,957.48 and 291,631,670,895.96 is: 402,454,068,832.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    526,272,463,582.20 : 726,260,263,957.48 = 291,631,670,895.96 : x
  2. Step 2: Convert to fraction form
    526,272,463,582.20/726,260,263,957.48 = 291,631,670,895.96/x
  3. Step 3: Cross multiply
    526,272,463,582.20x = 726,260,263,957.48 × 291,631,670,895.96
  4. Step 4: Simplify right side
    526,272,463,582.20x = 211,800,494,283,260,854,009,856
  5. Step 5: Solve for x
    x = 211,800,494,283,260,854,009,856/526,272,463,582.20
  6. Step 6: Final answer
    x = 402,454,068,832.69

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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.