Home / 472,210,518.12-651,651,384.60-263,380,121.10

Finding the Fourth Proportional to 472,210,518.12, 651,651,384.60 and 263,380,121.10

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Solution

The fourth proportional to 472,210,518.12, 651,651,384.60 and 263,380,121.10 is: 363,465,052.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    472,210,518.12 : 651,651,384.60 = 263,380,121.10 : x
  2. Step 2: Convert to fraction form
    472,210,518.12/651,651,384.60 = 263,380,121.10/x
  3. Step 3: Cross multiply
    472,210,518.12x = 651,651,384.60 × 263,380,121.10
  4. Step 4: Simplify right side
    472,210,518.12x = 171,632,020,590,930,688
  5. Step 5: Solve for x
    x = 171,632,020,590,930,688/472,210,518.12
  6. Step 6: Final answer
    x = 363,465,052.14

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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.