Home / 1,216,248,978.40-1,824,373,467.60-1,063,193,970.40

Finding the Fourth Proportional to 1,216,248,978.40, 1,824,373,467.60 and 1,063,193,970.40

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Solution

The fourth proportional to 1,216,248,978.40, 1,824,373,467.60 and 1,063,193,970.40 is: 1,594,790,955.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,216,248,978.40 : 1,824,373,467.60 = 1,063,193,970.40 : x
  2. Step 2: Convert to fraction form
    1,216,248,978.40/1,824,373,467.60 = 1,063,193,970.40/x
  3. Step 3: Cross multiply
    1,216,248,978.40x = 1,824,373,467.60 × 1,063,193,970.40
  4. Step 4: Simplify right side
    1,216,248,978.40x = 1,939,662,870,510,059,520
  5. Step 5: Solve for x
    x = 1,939,662,870,510,059,520/1,216,248,978.40
  6. Step 6: Final answer
    x = 1,594,790,955.60

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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.