Home / 124,189,761,356.40-186,284,642,034.60-53,478,347,660.40

Finding the Fourth Proportional to 124,189,761,356.40, 186,284,642,034.60 and 53,478,347,660.40

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Solution

The fourth proportional to 124,189,761,356.40, 186,284,642,034.60 and 53,478,347,660.40 is: 80,217,521,490.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,189,761,356.40 : 186,284,642,034.60 = 53,478,347,660.40 : x
  2. Step 2: Convert to fraction form
    124,189,761,356.40/186,284,642,034.60 = 53,478,347,660.40/x
  3. Step 3: Cross multiply
    124,189,761,356.40x = 186,284,642,034.60 × 53,478,347,660.40
  4. Step 4: Simplify right side
    124,189,761,356.40x = 9,962,194,850,519,502,028,800
  5. Step 5: Solve for x
    x = 9,962,194,850,519,502,028,800/124,189,761,356.40
  6. Step 6: Final answer
    x = 80,217,521,490.60

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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.