Home / 1,133,048,282.40-1,699,572,423.60-672,749,517.60

Finding the Fourth Proportional to 1,133,048,282.40, 1,699,572,423.60 and 672,749,517.60

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Solution

The fourth proportional to 1,133,048,282.40, 1,699,572,423.60 and 672,749,517.60 is: 1,009,124,276.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,133,048,282.40 : 1,699,572,423.60 = 672,749,517.60 : x
  2. Step 2: Convert to fraction form
    1,133,048,282.40/1,699,572,423.60 = 672,749,517.60/x
  3. Step 3: Cross multiply
    1,133,048,282.40x = 1,699,572,423.60 × 672,749,517.60
  4. Step 4: Simplify right side
    1,133,048,282.40x = 1,143,386,528,103,162,880
  5. Step 5: Solve for x
    x = 1,143,386,528,103,162,880/1,133,048,282.40
  6. Step 6: Final answer
    x = 1,009,124,276.40

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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.