Home / 1,435,436,701.22-2,153,518,203.18-400,297,692.88

Finding the Fourth Proportional to 1,435,436,701.22, 2,153,518,203.18 and 400,297,692.88

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Solution

The fourth proportional to 1,435,436,701.22, 2,153,518,203.18 and 400,297,692.88 is: 600,547,810.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,435,436,701.22 : 2,153,518,203.18 = 400,297,692.88 : x
  2. Step 2: Convert to fraction form
    1,435,436,701.22/2,153,518,203.18 = 400,297,692.88/x
  3. Step 3: Cross multiply
    1,435,436,701.22x = 2,153,518,203.18 × 400,297,692.88
  4. Step 4: Simplify right side
    1,435,436,701.22x = 862,048,368,308,036,992
  5. Step 5: Solve for x
    x = 862,048,368,308,036,992/1,435,436,701.22
  6. Step 6: Final answer
    x = 600,547,810.69

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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.