Home / 1,763,927,701.67-2,645,891,551.60-658,618,877.32

Finding the Fourth Proportional to 1,763,927,701.67, 2,645,891,551.60 and 658,618,877.32

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Solution

The fourth proportional to 1,763,927,701.67, 2,645,891,551.60 and 658,618,877.32 is: 987,928,315.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,763,927,701.67 : 2,645,891,551.60 = 658,618,877.32 : x
  2. Step 2: Convert to fraction form
    1,763,927,701.67/2,645,891,551.60 = 658,618,877.32/x
  3. Step 3: Cross multiply
    1,763,927,701.67x = 2,645,891,551.60 × 658,618,877.32
  4. Step 4: Simplify right side
    1,763,927,701.67x = 1,742,634,123,217,003,520
  5. Step 5: Solve for x
    x = 1,742,634,123,217,003,520/1,763,927,701.67
  6. Step 6: Final answer
    x = 987,928,315.64

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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.