Home / 1,175,794,670,001.50-1,763,877,966,787.20-421,161,544,707.75

Finding the Fourth Proportional to 1,175,794,670,001.50, 1,763,877,966,787.20 and 421,161,544,707.75

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Solution

The fourth proportional to 1,175,794,670,001.50, 1,763,877,966,787.20 and 421,161,544,707.75 is: 631,808,927,290.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,175,794,670,001.50 : 1,763,877,966,787.20 = 421,161,544,707.75 : x
  2. Step 2: Convert to fraction form
    1,175,794,670,001.50/1,763,877,966,787.20 = 421,161,544,707.75/x
  3. Step 3: Cross multiply
    1,175,794,670,001.50x = 1,763,877,966,787.20 × 421,161,544,707.75
  4. Step 4: Simplify right side
    1,175,794,670,001.50x = 742,877,569,168,062,430,576,640
  5. Step 5: Solve for x
    x = 742,877,569,168,062,430,576,640/1,175,794,670,001.50
  6. Step 6: Final answer
    x = 631,808,927,290.95

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.