Home / 186,948,330.60-280,422,495.90-155,097,834.60

Finding the Fourth Proportional to 186,948,330.60, 280,422,495.90 and 155,097,834.60

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Solution

The fourth proportional to 186,948,330.60, 280,422,495.90 and 155,097,834.60 is: 232,646,751.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    186,948,330.60 : 280,422,495.90 = 155,097,834.60 : x
  2. Step 2: Convert to fraction form
    186,948,330.60/280,422,495.90 = 155,097,834.60/x
  3. Step 3: Cross multiply
    186,948,330.60x = 280,422,495.90 × 155,097,834.60
  4. Step 4: Simplify right side
    186,948,330.60x = 43,492,921,887,217,376
  5. Step 5: Solve for x
    x = 43,492,921,887,217,376/186,948,330.60
  6. Step 6: Final answer
    x = 232,646,751.90

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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.