Home / 130,746,266.60-180,416,495.78-80,502,506.60

Finding the Fourth Proportional to 130,746,266.60, 180,416,495.78 and 80,502,506.60

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Solution

The fourth proportional to 130,746,266.60, 180,416,495.78 and 80,502,506.60 is: 111,085,238.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    130,746,266.60 : 180,416,495.78 = 80,502,506.60 : x
  2. Step 2: Convert to fraction form
    130,746,266.60/180,416,495.78 = 80,502,506.60/x
  3. Step 3: Cross multiply
    130,746,266.60x = 180,416,495.78 × 80,502,506.60
  4. Step 4: Simplify right side
    130,746,266.60x = 14,523,980,142,278,322
  5. Step 5: Solve for x
    x = 14,523,980,142,278,322/130,746,266.60
  6. Step 6: Final answer
    x = 111,085,238.00

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.