Home / 1,072,258,894.40-1,606,900,306.56-488,566,673.60

Finding the Fourth Proportional to 1,072,258,894.40, 1,606,900,306.56 and 488,566,673.60

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Solution

The fourth proportional to 1,072,258,894.40, 1,606,900,306.56 and 488,566,673.60 is: 732,171,998.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,072,258,894.40 : 1,606,900,306.56 = 488,566,673.60 : x
  2. Step 2: Convert to fraction form
    1,072,258,894.40/1,606,900,306.56 = 488,566,673.60/x
  3. Step 3: Cross multiply
    1,072,258,894.40x = 1,606,900,306.56 × 488,566,673.60
  4. Step 4: Simplify right side
    1,072,258,894.40x = 785,077,937,582,839,424
  5. Step 5: Solve for x
    x = 785,077,937,582,839,424/1,072,258,894.40
  6. Step 6: Final answer
    x = 732,171,998.46

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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.