Home / 153,547,783.96-230,321,675.92-51,311,821.56

Finding the Fourth Proportional to 153,547,783.96, 230,321,675.92 and 51,311,821.56

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Solution

The fourth proportional to 153,547,783.96, 230,321,675.92 and 51,311,821.56 is: 76,967,732.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    153,547,783.96 : 230,321,675.92 = 51,311,821.56 : x
  2. Step 2: Convert to fraction form
    153,547,783.96/230,321,675.92 = 51,311,821.56/x
  3. Step 3: Cross multiply
    153,547,783.96x = 230,321,675.92 × 51,311,821.56
  4. Step 4: Simplify right side
    153,547,783.96x = 11,818,224,736,207,188
  5. Step 5: Solve for x
    x = 11,818,224,736,207,188/153,547,783.96
  6. Step 6: Final answer
    x = 76,967,732.33

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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.