Home / 19,045,720,624.58-28,579,721,079.39-7,102,224,177.86

Finding the Fourth Proportional to 19,045,720,624.58, 28,579,721,079.39 and 7,102,224,177.86

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Solution

The fourth proportional to 19,045,720,624.58, 28,579,721,079.39 and 7,102,224,177.86 is: 10,657,490,469.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,045,720,624.58 : 28,579,721,079.39 = 7,102,224,177.86 : x
  2. Step 2: Convert to fraction form
    19,045,720,624.58/28,579,721,079.39 = 7,102,224,177.86/x
  3. Step 3: Cross multiply
    19,045,720,624.58x = 28,579,721,079.39 × 7,102,224,177.86
  4. Step 4: Simplify right side
    19,045,720,624.58x = 202,979,586,046,395,842,560
  5. Step 5: Solve for x
    x = 202,979,586,046,395,842,560/19,045,720,624.58
  6. Step 6: Final answer
    x = 10,657,490,469.77

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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.