Home / 1,094,009,785.60-1,641,014,678.40-328,104,889.60

Finding the Fourth Proportional to 1,094,009,785.60, 1,641,014,678.40 and 328,104,889.60

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Solution

The fourth proportional to 1,094,009,785.60, 1,641,014,678.40 and 328,104,889.60 is: 492,157,334.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,094,009,785.60 : 1,641,014,678.40 = 328,104,889.60 : x
  2. Step 2: Convert to fraction form
    1,094,009,785.60/1,641,014,678.40 = 328,104,889.60/x
  3. Step 3: Cross multiply
    1,094,009,785.60x = 1,641,014,678.40 × 328,104,889.60
  4. Step 4: Simplify right side
    1,094,009,785.60x = 538,424,939,888,411,584
  5. Step 5: Solve for x
    x = 538,424,939,888,411,584/1,094,009,785.60
  6. Step 6: Final answer
    x = 492,157,334.40

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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.