Home / 1,576,003,263.28-2,364,009,382.76-455,618,128.70

Finding the Fourth Proportional to 1,576,003,263.28, 2,364,009,382.76 and 455,618,128.70

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Solution

The fourth proportional to 1,576,003,263.28, 2,364,009,382.76 and 455,618,128.70 is: 683,428,490.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,576,003,263.28 : 2,364,009,382.76 = 455,618,128.70 : x
  2. Step 2: Convert to fraction form
    1,576,003,263.28/2,364,009,382.76 = 455,618,128.70/x
  3. Step 3: Cross multiply
    1,576,003,263.28x = 2,364,009,382.76 × 455,618,128.70
  4. Step 4: Simplify right side
    1,576,003,263.28x = 1,077,085,531,202,353,280
  5. Step 5: Solve for x
    x = 1,077,085,531,202,353,280/1,576,003,263.28
  6. Step 6: Final answer
    x = 683,428,490.47

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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.