Home / 186,771,386.10-280,199,069.55-110,054,925.30

Finding the Fourth Proportional to 186,771,386.10, 280,199,069.55 and 110,054,925.30

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Solution

The fourth proportional to 186,771,386.10, 280,199,069.55 and 110,054,925.30 is: 165,107,130.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    186,771,386.10 : 280,199,069.55 = 110,054,925.30 : x
  2. Step 2: Convert to fraction form
    186,771,386.10/280,199,069.55 = 110,054,925.30/x
  3. Step 3: Cross multiply
    186,771,386.10x = 280,199,069.55 × 110,054,925.30
  4. Step 4: Simplify right side
    186,771,386.10x = 30,837,287,668,454,756
  5. Step 5: Solve for x
    x = 30,837,287,668,454,756/186,771,386.10
  6. Step 6: Final answer
    x = 165,107,130.77

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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.