Home / 105,184,760.40-145,169,389.11-60,529,814.76

Finding the Fourth Proportional to 105,184,760.40, 145,169,389.11 and 60,529,814.76

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Solution

The fourth proportional to 105,184,760.40, 145,169,389.11 and 60,529,814.76 is: 83,539,442.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    105,184,760.40 : 145,169,389.11 = 60,529,814.76 : x
  2. Step 2: Convert to fraction form
    105,184,760.40/145,169,389.11 = 60,529,814.76/x
  3. Step 3: Cross multiply
    105,184,760.40x = 145,169,389.11 × 60,529,814.76
  4. Step 4: Simplify right side
    105,184,760.40x = 8,787,076,231,650,662
  5. Step 5: Solve for x
    x = 8,787,076,231,650,662/105,184,760.40
  6. Step 6: Final answer
    x = 83,539,442.39

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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.