Home / 1,113,500,466.80-1,666,282,607.40-969,515,385.20

Finding the Fourth Proportional to 1,113,500,466.80, 1,666,282,607.40 and 969,515,385.20

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Solution

The fourth proportional to 1,113,500,466.80, 1,666,282,607.40 and 969,515,385.20 is: 1,450,818,093.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,113,500,466.80 : 1,666,282,607.40 = 969,515,385.20 : x
  2. Step 2: Convert to fraction form
    1,113,500,466.80/1,666,282,607.40 = 969,515,385.20/x
  3. Step 3: Cross multiply
    1,113,500,466.80x = 1,666,282,607.40 × 969,515,385.20
  4. Step 4: Simplify right side
    1,113,500,466.80x = 1,615,486,623,965,471,488
  5. Step 5: Solve for x
    x = 1,615,486,623,965,471,488/1,113,500,466.80
  6. Step 6: Final answer
    x = 1,450,818,093.15

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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.