Home / 186,994,722.60-280,492,083.90-155,144,226.60

Finding the Fourth Proportional to 186,994,722.60, 280,492,083.90 and 155,144,226.60

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Solution

The fourth proportional to 186,994,722.60, 280,492,083.90 and 155,144,226.60 is: 232,716,339.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    186,994,722.60 : 280,492,083.90 = 155,144,226.60 : x
  2. Step 2: Convert to fraction form
    186,994,722.60/280,492,083.90 = 155,144,226.60/x
  3. Step 3: Cross multiply
    186,994,722.60x = 280,492,083.90 × 155,144,226.60
  4. Step 4: Simplify right side
    186,994,722.60x = 43,516,727,424,087,808
  5. Step 5: Solve for x
    x = 43,516,727,424,087,808/186,994,722.60
  6. Step 6: Final answer
    x = 232,716,339.90

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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.