Home / 1,409,092,708.60-2,113,639,062.90-488,663,140.60

Finding the Fourth Proportional to 1,409,092,708.60, 2,113,639,062.90 and 488,663,140.60

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Solution

The fourth proportional to 1,409,092,708.60, 2,113,639,062.90 and 488,663,140.60 is: 732,994,710.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,409,092,708.60 : 2,113,639,062.90 = 488,663,140.60 : x
  2. Step 2: Convert to fraction form
    1,409,092,708.60/2,113,639,062.90 = 488,663,140.60/x
  3. Step 3: Cross multiply
    1,409,092,708.60x = 2,113,639,062.90 × 488,663,140.60
  4. Step 4: Simplify right side
    1,409,092,708.60x = 1,032,857,502,571,555,072
  5. Step 5: Solve for x
    x = 1,032,857,502,571,555,072/1,409,092,708.60
  6. Step 6: Final answer
    x = 732,994,710.90

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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.