Home / 578,650,622.96-798,443,200.44-340,696,332.38

Finding the Fourth Proportional to 578,650,622.96, 798,443,200.44 and 340,696,332.38

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Solution

The fourth proportional to 578,650,622.96, 798,443,200.44 and 340,696,332.38 is: 470,105,205.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    578,650,622.96 : 798,443,200.44 = 340,696,332.38 : x
  2. Step 2: Convert to fraction form
    578,650,622.96/798,443,200.44 = 340,696,332.38/x
  3. Step 3: Cross multiply
    578,650,622.96x = 798,443,200.44 × 340,696,332.38
  4. Step 4: Simplify right side
    578,650,622.96x = 272,026,670,003,657,216
  5. Step 5: Solve for x
    x = 272,026,670,003,657,216/578,650,622.96
  6. Step 6: Final answer
    x = 470,105,205.47

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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.