Home / 797,172,938.40-1,195,759,407.60-447,059,607.60

Finding the Fourth Proportional to 797,172,938.40, 1,195,759,407.60 and 447,059,607.60

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Solution

The fourth proportional to 797,172,938.40, 1,195,759,407.60 and 447,059,607.60 is: 670,589,411.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    797,172,938.40 : 1,195,759,407.60 = 447,059,607.60 : x
  2. Step 2: Convert to fraction form
    797,172,938.40/1,195,759,407.60 = 447,059,607.60/x
  3. Step 3: Cross multiply
    797,172,938.40x = 1,195,759,407.60 × 447,059,607.60
  4. Step 4: Simplify right side
    797,172,938.40x = 534,575,731,545,664,448
  5. Step 5: Solve for x
    x = 534,575,731,545,664,448/797,172,938.40
  6. Step 6: Final answer
    x = 670,589,411.40

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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.