Home / 1,554,443,999.70-2,330,173,007.55-898,721,913.30

Finding the Fourth Proportional to 1,554,443,999.70, 2,330,173,007.55 and 898,721,913.30

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Solution

The fourth proportional to 1,554,443,999.70, 2,330,173,007.55 and 898,721,913.30 is: 1,347,219,677.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,554,443,999.70 : 2,330,173,007.55 = 898,721,913.30 : x
  2. Step 2: Convert to fraction form
    1,554,443,999.70/2,330,173,007.55 = 898,721,913.30/x
  3. Step 3: Cross multiply
    1,554,443,999.70x = 2,330,173,007.55 × 898,721,913.30
  4. Step 4: Simplify right side
    1,554,443,999.70x = 2,094,177,543,665,351,424
  5. Step 5: Solve for x
    x = 2,094,177,543,665,351,424/1,554,443,999.70
  6. Step 6: Final answer
    x = 1,347,219,677.31

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.