Home / 3,085,680,385.66-4,258,166,503.02-1,815,603,633.58

Finding the Fourth Proportional to 3,085,680,385.66, 4,258,166,503.02 and 1,815,603,633.58

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Solution

The fourth proportional to 3,085,680,385.66, 4,258,166,503.02 and 1,815,603,633.58 is: 2,505,490,397.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,085,680,385.66 : 4,258,166,503.02 = 1,815,603,633.58 : x
  2. Step 2: Convert to fraction form
    3,085,680,385.66/4,258,166,503.02 = 1,815,603,633.58/x
  3. Step 3: Cross multiply
    3,085,680,385.66x = 4,258,166,503.02 × 1,815,603,633.58
  4. Step 4: Simplify right side
    3,085,680,385.66x = 7,731,142,575,250,463,744
  5. Step 5: Solve for x
    x = 7,731,142,575,250,463,744/3,085,680,385.66
  6. Step 6: Final answer
    x = 2,505,490,397.25

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1.5x scale

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.