Home / 765,276,666,805.16-1,056,113,884,194.90-440,116,212,517.80

Finding the Fourth Proportional to 765,276,666,805.16, 1,056,113,884,194.90 and 440,116,212,517.80

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Solution

The fourth proportional to 765,276,666,805.16, 1,056,113,884,194.90 and 440,116,212,517.80 is: 607,378,825,019.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    765,276,666,805.16 : 1,056,113,884,194.90 = 440,116,212,517.80 : x
  2. Step 2: Convert to fraction form
    765,276,666,805.16/1,056,113,884,194.90 = 440,116,212,517.80/x
  3. Step 3: Cross multiply
    765,276,666,805.16x = 1,056,113,884,194.90 × 440,116,212,517.80
  4. Step 4: Simplify right side
    765,276,666,805.16x = 464,812,842,699,321,807,732,736
  5. Step 5: Solve for x
    x = 464,812,842,699,321,807,732,736/765,276,666,805.16
  6. Step 6: Final answer
    x = 607,378,825,019.98

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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.