Home / 1,705,749,700.02-2,556,990,008.10-721,822,730.28

Finding the Fourth Proportional to 1,705,749,700.02, 2,556,990,008.10 and 721,822,730.28

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Solution

The fourth proportional to 1,705,749,700.02, 2,556,990,008.10 and 721,822,730.28 is: 1,082,042,405.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,705,749,700.02 : 2,556,990,008.10 = 721,822,730.28 : x
  2. Step 2: Convert to fraction form
    1,705,749,700.02/2,556,990,008.10 = 721,822,730.28/x
  3. Step 3: Cross multiply
    1,705,749,700.02x = 2,556,990,008.10 × 721,822,730.28
  4. Step 4: Simplify right side
    1,705,749,700.02x = 1,845,693,508,945,421,056
  5. Step 5: Solve for x
    x = 1,845,693,508,945,421,056/1,705,749,700.02
  6. Step 6: Final answer
    x = 1,082,042,405.71

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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.