Home / 945,636,655,144-1,304,979,842,558.70-512,089,791,921.95

Finding the Fourth Proportional to 945,636,655,144, 1,304,979,842,558.70 and 512,089,791,921.95

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Solution

The fourth proportional to 945,636,655,144, 1,304,979,842,558.70 and 512,089,791,921.95 is: 706,684,594,345.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    945,636,655,144 : 1,304,979,842,558.70 = 512,089,791,921.95 : x
  2. Step 2: Convert to fraction form
    945,636,655,144/1,304,979,842,558.70 = 512,089,791,921.95/x
  3. Step 3: Cross multiply
    945,636,655,144x = 1,304,979,842,558.70 × 512,089,791,921.95
  4. Step 4: Simplify right side
    945,636,655,144x = 668,266,856,038,223,746,957,312
  5. Step 5: Solve for x
    x = 668,266,856,038,223,746,957,312/945,636,655,144
  6. Step 6: Final answer
    x = 706,684,594,345.03

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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.