Home / 76,262,323.44-105,243,021.72-41,455,547.76

Finding the Fourth Proportional to 76,262,323.44, 105,243,021.72 and 41,455,547.76

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Solution

The fourth proportional to 76,262,323.44, 105,243,021.72 and 41,455,547.76 is: 57,209,207.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    76,262,323.44 : 105,243,021.72 = 41,455,547.76 : x
  2. Step 2: Convert to fraction form
    76,262,323.44/105,243,021.72 = 41,455,547.76/x
  3. Step 3: Cross multiply
    76,262,323.44x = 105,243,021.72 × 41,455,547.76
  4. Step 4: Simplify right side
    76,262,323.44x = 4,362,907,113,320,177
  5. Step 5: Solve for x
    x = 4,362,907,113,320,177/76,262,323.44
  6. Step 6: Final answer
    x = 57,209,207.86

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1.5x scale

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.