Home / 186,994,706.10-280,492,059.15-155,144,210.10

Finding the Fourth Proportional to 186,994,706.10, 280,492,059.15 and 155,144,210.10

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Solution

The fourth proportional to 186,994,706.10, 280,492,059.15 and 155,144,210.10 is: 232,716,315.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    186,994,706.10 : 280,492,059.15 = 155,144,210.10 : x
  2. Step 2: Convert to fraction form
    186,994,706.10/280,492,059.15 = 155,144,210.10/x
  3. Step 3: Cross multiply
    186,994,706.10x = 280,492,059.15 × 155,144,210.10
  4. Step 4: Simplify right side
    186,994,706.10x = 43,516,718,956,149,224
  5. Step 5: Solve for x
    x = 43,516,718,956,149,224/186,994,706.10
  6. Step 6: Final answer
    x = 232,716,315.15

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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.