Home / 945,636,655,144.50-1,304,979,842,559.40-512,089,791,922.45

Finding the Fourth Proportional to 945,636,655,144.50, 1,304,979,842,559.40 and 512,089,791,922.45

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Solution

The fourth proportional to 945,636,655,144.50, 1,304,979,842,559.40 and 512,089,791,922.45 is: 706,684,594,345.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    945,636,655,144.50 : 1,304,979,842,559.40 = 512,089,791,922.45 : x
  2. Step 2: Convert to fraction form
    945,636,655,144.50/1,304,979,842,559.40 = 512,089,791,922.45/x
  3. Step 3: Cross multiply
    945,636,655,144.50x = 1,304,979,842,559.40 × 512,089,791,922.45
  4. Step 4: Simplify right side
    945,636,655,144.50x = 668,266,856,039,234,674,884,608
  5. Step 5: Solve for x
    x = 668,266,856,039,234,674,884,608/945,636,655,144.50
  6. Step 6: Final answer
    x = 706,684,594,345.72

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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.