Home / 320,285,547,319.68-441,964,841,023.20-190,051,957,452.96

Finding the Fourth Proportional to 320,285,547,319.68, 441,964,841,023.20 and 190,051,957,452.96

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Solution

The fourth proportional to 320,285,547,319.68, 441,964,841,023.20 and 190,051,957,452.96 is: 262,254,366,032.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    320,285,547,319.68 : 441,964,841,023.20 = 190,051,957,452.96 : x
  2. Step 2: Convert to fraction form
    320,285,547,319.68/441,964,841,023.20 = 190,051,957,452.96/x
  3. Step 3: Cross multiply
    320,285,547,319.68x = 441,964,841,023.20 × 190,051,957,452.96
  4. Step 4: Simplify right side
    320,285,547,319.68x = 83,996,283,161,845,434,417,152
  5. Step 5: Solve for x
    x = 83,996,283,161,845,434,417,152/320,285,547,319.68
  6. Step 6: Final answer
    x = 262,254,366,032.97

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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.