Home / 2,130,761,505.60-3,196,142,258.40-1,967,502,830.40

Finding the Fourth Proportional to 2,130,761,505.60, 3,196,142,258.40 and 1,967,502,830.40

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Solution

The fourth proportional to 2,130,761,505.60, 3,196,142,258.40 and 1,967,502,830.40 is: 2,951,254,245.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,130,761,505.60 : 3,196,142,258.40 = 1,967,502,830.40 : x
  2. Step 2: Convert to fraction form
    2,130,761,505.60/3,196,142,258.40 = 1,967,502,830.40/x
  3. Step 3: Cross multiply
    2,130,761,505.60x = 3,196,142,258.40 × 1,967,502,830.40
  4. Step 4: Simplify right side
    2,130,761,505.60x = 6,288,418,939,763,048,448
  5. Step 5: Solve for x
    x = 6,288,418,939,763,048,448/2,130,761,505.60
  6. Step 6: Final answer
    x = 2,951,254,245.60

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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.