Home / 191,122,866.96-286,685,324.40-47,515,698.96

Finding the Fourth Proportional to 191,122,866.96, 286,685,324.40 and 47,515,698.96

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Solution

The fourth proportional to 191,122,866.96, 286,685,324.40 and 47,515,698.96 is: 71,273,803.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    191,122,866.96 : 286,685,324.40 = 47,515,698.96 : x
  2. Step 2: Convert to fraction form
    191,122,866.96/286,685,324.40 = 47,515,698.96/x
  3. Step 3: Cross multiply
    191,122,866.96x = 286,685,324.40 × 47,515,698.96
  4. Step 4: Simplify right side
    191,122,866.96x = 13,622,053,570,440,342
  5. Step 5: Solve for x
    x = 13,622,053,570,440,342/191,122,866.96
  6. Step 6: Final answer
    x = 71,273,803.01

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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.