Home / 1,314,916,894.42-1,814,586,292.62-712,092,197.00

Finding the Fourth Proportional to 1,314,916,894.42, 1,814,586,292.62 and 712,092,197.00

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Solution

The fourth proportional to 1,314,916,894.42, 1,814,586,292.62 and 712,092,197.00 is: 982,687,761.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,314,916,894.42 : 1,814,586,292.62 = 712,092,197.00 : x
  2. Step 2: Convert to fraction form
    1,314,916,894.42/1,814,586,292.62 = 712,092,197.00/x
  3. Step 3: Cross multiply
    1,314,916,894.42x = 1,814,586,292.62 × 712,092,197.00
  4. Step 4: Simplify right side
    1,314,916,894.42x = 1,292,152,739,762,397,184
  5. Step 5: Solve for x
    x = 1,292,152,739,762,397,184/1,314,916,894.42
  6. Step 6: Final answer
    x = 982,687,761.67

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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.