Home / 875,769,343.20-1,208,562,164.55-479,292,100.83

Finding the Fourth Proportional to 875,769,343.20, 1,208,562,164.55 and 479,292,100.83

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Solution

The fourth proportional to 875,769,343.20, 1,208,562,164.55 and 479,292,100.83 is: 661,423,356.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    875,769,343.20 : 1,208,562,164.55 = 479,292,100.83 : x
  2. Step 2: Convert to fraction form
    875,769,343.20/1,208,562,164.55 = 479,292,100.83/x
  3. Step 3: Cross multiply
    875,769,343.20x = 1,208,562,164.55 × 479,292,100.83
  4. Step 4: Simplify right side
    875,769,343.20x = 579,254,298,830,821,632
  5. Step 5: Solve for x
    x = 579,254,298,830,821,632/875,769,343.20
  6. Step 6: Final answer
    x = 661,423,356.88

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