Home / 1,574,653,431.90-2,361,980,147.85-990,493,484.70

Finding the Fourth Proportional to 1,574,653,431.90, 2,361,980,147.85 and 990,493,484.70

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Solution

The fourth proportional to 1,574,653,431.90, 2,361,980,147.85 and 990,493,484.70 is: 1,485,740,227.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,574,653,431.90 : 2,361,980,147.85 = 990,493,484.70 : x
  2. Step 2: Convert to fraction form
    1,574,653,431.90/2,361,980,147.85 = 990,493,484.70/x
  3. Step 3: Cross multiply
    1,574,653,431.90x = 2,361,980,147.85 × 990,493,484.70
  4. Step 4: Simplify right side
    1,574,653,431.90x = 2,339,525,947,436,167,680
  5. Step 5: Solve for x
    x = 2,339,525,947,436,167,680/1,574,653,431.90
  6. Step 6: Final answer
    x = 1,485,740,227.05

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Double scale
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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.