Home / 107,430,679.80-148,270,038.12-60,391,627.56

Finding the Fourth Proportional to 107,430,679.80, 148,270,038.12 and 60,391,627.56

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Solution

The fourth proportional to 107,430,679.80, 148,270,038.12 and 60,391,627.56 is: 83,349,271.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    107,430,679.80 : 148,270,038.12 = 60,391,627.56 : x
  2. Step 2: Convert to fraction form
    107,430,679.80/148,270,038.12 = 60,391,627.56/x
  3. Step 3: Cross multiply
    107,430,679.80x = 148,270,038.12 × 60,391,627.56
  4. Step 4: Simplify right side
    107,430,679.80x = 8,954,268,920,450,043
  5. Step 5: Solve for x
    x = 8,954,268,920,450,043/107,430,679.80
  6. Step 6: Final answer
    x = 83,349,271.71

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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.