Home / 945,636,655,086.12-1,304,979,842,478.80-512,089,791,864.04

Finding the Fourth Proportional to 945,636,655,086.12, 1,304,979,842,478.80 and 512,089,791,864.04

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Solution

The fourth proportional to 945,636,655,086.12, 1,304,979,842,478.80 and 512,089,791,864.04 is: 706,684,594,265.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    945,636,655,086.12 : 1,304,979,842,478.80 = 512,089,791,864.04 : x
  2. Step 2: Convert to fraction form
    945,636,655,086.12/1,304,979,842,478.80 = 512,089,791,864.04/x
  3. Step 3: Cross multiply
    945,636,655,086.12x = 1,304,979,842,478.80 × 512,089,791,864.04
  4. Step 4: Simplify right side
    945,636,655,086.12x = 668,266,855,921,736,449,261,568
  5. Step 5: Solve for x
    x = 668,266,855,921,736,449,261,568/945,636,655,086.12
  6. Step 6: Final answer
    x = 706,684,594,265.10

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Double scale
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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.