Home / 897,254,403.60-1,345,881,605.40-489,107,715.60

Finding the Fourth Proportional to 897,254,403.60, 1,345,881,605.40 and 489,107,715.60

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Solution

The fourth proportional to 897,254,403.60, 1,345,881,605.40 and 489,107,715.60 is: 733,661,573.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    897,254,403.60 : 1,345,881,605.40 = 489,107,715.60 : x
  2. Step 2: Convert to fraction form
    897,254,403.60/1,345,881,605.40 = 489,107,715.60/x
  3. Step 3: Cross multiply
    897,254,403.60x = 1,345,881,605.40 × 489,107,715.60
  4. Step 4: Simplify right side
    897,254,403.60x = 658,281,077,485,254,656
  5. Step 5: Solve for x
    x = 658,281,077,485,254,656/897,254,403.60
  6. Step 6: Final answer
    x = 733,661,573.40

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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.