Home / 875,769,344.20-1,208,562,165.93-479,292,101.83

Finding the Fourth Proportional to 875,769,344.20, 1,208,562,165.93 and 479,292,101.83

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Solution

The fourth proportional to 875,769,344.20, 1,208,562,165.93 and 479,292,101.83 is: 661,423,358.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    875,769,344.20 : 1,208,562,165.93 = 479,292,101.83 : x
  2. Step 2: Convert to fraction form
    875,769,344.20/1,208,562,165.93 = 479,292,101.83/x
  3. Step 3: Cross multiply
    875,769,344.20x = 1,208,562,165.93 × 479,292,101.83
  4. Step 4: Simplify right side
    875,769,344.20x = 579,254,300,700,806,912
  5. Step 5: Solve for x
    x = 579,254,300,700,806,912/875,769,344.20
  6. Step 6: Final answer
    x = 661,423,358.26

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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.