Home / 1,809,671,012.40-2,714,506,518.60-646,452,951.60

Finding the Fourth Proportional to 1,809,671,012.40, 2,714,506,518.60 and 646,452,951.60

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Solution

The fourth proportional to 1,809,671,012.40, 2,714,506,518.60 and 646,452,951.60 is: 969,679,427.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,809,671,012.40 : 2,714,506,518.60 = 646,452,951.60 : x
  2. Step 2: Convert to fraction form
    1,809,671,012.40/2,714,506,518.60 = 646,452,951.60/x
  3. Step 3: Cross multiply
    1,809,671,012.40x = 2,714,506,518.60 × 646,452,951.60
  4. Step 4: Simplify right side
    1,809,671,012.40x = 1,754,800,751,086,410,240
  5. Step 5: Solve for x
    x = 1,754,800,751,086,410,240/1,809,671,012.40
  6. Step 6: Final answer
    x = 969,679,427.40

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1.5x scale

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.