Home / 1,800,870,108.03-2,485,278,420.02-997,097,598.63

Finding the Fourth Proportional to 1,800,870,108.03, 2,485,278,420.02 and 997,097,598.63

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Solution

The fourth proportional to 1,800,870,108.03, 2,485,278,420.02 and 997,097,598.63 is: 1,376,037,690.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,800,870,108.03 : 2,485,278,420.02 = 997,097,598.63 : x
  2. Step 2: Convert to fraction form
    1,800,870,108.03/2,485,278,420.02 = 997,097,598.63/x
  3. Step 3: Cross multiply
    1,800,870,108.03x = 2,485,278,420.02 × 997,097,598.63
  4. Step 4: Simplify right side
    1,800,870,108.03x = 2,478,065,144,511,490,560
  5. Step 5: Solve for x
    x = 2,478,065,144,511,490,560/1,800,870,108.03
  6. Step 6: Final answer
    x = 1,376,037,690.60

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Double scale
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.