Home / 785,164,078,293.25-1,178,103,969,714.40-402,976,541,970.59

Finding the Fourth Proportional to 785,164,078,293.25, 1,178,103,969,714.40 and 402,976,541,970.59

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Solution

The fourth proportional to 785,164,078,293.25, 1,178,103,969,714.40 and 402,976,541,970.59 is: 604,648,476,569.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    785,164,078,293.25 : 1,178,103,969,714.40 = 402,976,541,970.59 : x
  2. Step 2: Convert to fraction form
    785,164,078,293.25/1,178,103,969,714.40 = 402,976,541,970.59/x
  3. Step 3: Cross multiply
    785,164,078,293.25x = 1,178,103,969,714.40 × 402,976,541,970.59
  4. Step 4: Simplify right side
    785,164,078,293.25x = 474,748,263,797,333,627,502,592
  5. Step 5: Solve for x
    x = 474,748,263,797,333,627,502,592/785,164,078,293.25
  6. Step 6: Final answer
    x = 604,648,476,569.79

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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.