Home / 105,184,761.40-145,169,390.49-60,529,815.76

Finding the Fourth Proportional to 105,184,761.40, 145,169,390.49 and 60,529,815.76

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Solution

The fourth proportional to 105,184,761.40, 145,169,390.49 and 60,529,815.76 is: 83,539,443.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    105,184,761.40 : 145,169,390.49 = 60,529,815.76 : x
  2. Step 2: Convert to fraction form
    105,184,761.40/145,169,390.49 = 60,529,815.76/x
  3. Step 3: Cross multiply
    105,184,761.40x = 145,169,390.49 × 60,529,815.76
  4. Step 4: Simplify right side
    105,184,761.40x = 8,787,076,460,351,196
  5. Step 5: Solve for x
    x = 8,787,076,460,351,196/105,184,761.40
  6. Step 6: Final answer
    x = 83,539,443.77

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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.