Home / 2,155,329,287.80-3,232,993,931.70-930,889,223.80

Finding the Fourth Proportional to 2,155,329,287.80, 3,232,993,931.70 and 930,889,223.80

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Solution

The fourth proportional to 2,155,329,287.80, 3,232,993,931.70 and 930,889,223.80 is: 1,396,333,835.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,155,329,287.80 : 3,232,993,931.70 = 930,889,223.80 : x
  2. Step 2: Convert to fraction form
    2,155,329,287.80/3,232,993,931.70 = 930,889,223.80/x
  3. Step 3: Cross multiply
    2,155,329,287.80x = 3,232,993,931.70 × 930,889,223.80
  4. Step 4: Simplify right side
    2,155,329,287.80x = 3,009,559,211,630,322,688
  5. Step 5: Solve for x
    x = 3,009,559,211,630,322,688/2,155,329,287.80
  6. Step 6: Final answer
    x = 1,396,333,835.70

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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.