Home / 511,788,354,813.70-706,290,130,653.02-283,417,596,799.62

Finding the Fourth Proportional to 511,788,354,813.70, 706,290,130,653.02 and 283,417,596,799.62

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Solution

The fourth proportional to 511,788,354,813.70, 706,290,130,653.02 and 283,417,596,799.62 is: 391,128,578,034.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    511,788,354,813.70 : 706,290,130,653.02 = 283,417,596,799.62 : x
  2. Step 2: Convert to fraction form
    511,788,354,813.70/706,290,130,653.02 = 283,417,596,799.62/x
  3. Step 3: Cross multiply
    511,788,354,813.70x = 706,290,130,653.02 × 283,417,596,799.62
  4. Step 4: Simplify right side
    511,788,354,813.70x = 200,175,051,472,968,544,681,984
  5. Step 5: Solve for x
    x = 200,175,051,472,968,544,681,984/511,788,354,813.70
  6. Step 6: Final answer
    x = 391,128,578,034.64

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.