Home / 834,477,904-1,151,521,865.22-463,170,706.12

Finding the Fourth Proportional to 834,477,904, 1,151,521,865.22 and 463,170,706.12

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Solution

The fourth proportional to 834,477,904, 1,151,521,865.22 and 463,170,706.12 is: 639,143,580.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    834,477,904 : 1,151,521,865.22 = 463,170,706.12 : x
  2. Step 2: Convert to fraction form
    834,477,904/1,151,521,865.22 = 463,170,706.12/x
  3. Step 3: Cross multiply
    834,477,904x = 1,151,521,865.22 × 463,170,706.12
  4. Step 4: Simplify right side
    834,477,904x = 533,351,195,426,566,912
  5. Step 5: Solve for x
    x = 533,351,195,426,566,912/834,477,904
  6. Step 6: Final answer
    x = 639,143,580.52

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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.