Home / 100,088,158.35-150,154,875.63-54,029,038.75

Finding the Fourth Proportional to 100,088,158.35, 150,154,875.63 and 54,029,038.75

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Solution

The fourth proportional to 100,088,158.35, 150,154,875.63 and 54,029,038.75 is: 81,055,778.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    100,088,158.35 : 150,154,875.63 = 54,029,038.75 : x
  2. Step 2: Convert to fraction form
    100,088,158.35/150,154,875.63 = 54,029,038.75/x
  3. Step 3: Cross multiply
    100,088,158.35x = 150,154,875.63 × 54,029,038.75
  4. Step 4: Simplify right side
    100,088,158.35x = 8,112,723,593,914,700
  5. Step 5: Solve for x
    x = 8,112,723,593,914,700/100,088,158.35
  6. Step 6: Final answer
    x = 81,055,778.50

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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.