Home / 1,243,946,848,996.60-1,865,920,273,494.90-349,586,650,140.16

Finding the Fourth Proportional to 1,243,946,848,996.60, 1,865,920,273,494.90 and 349,586,650,140.16

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Solution

The fourth proportional to 1,243,946,848,996.60, 1,865,920,273,494.90 and 349,586,650,140.16 is: 524,379,975,210.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,243,946,848,996.60 : 1,865,920,273,494.90 = 349,586,650,140.16 : x
  2. Step 2: Convert to fraction form
    1,243,946,848,996.60/1,865,920,273,494.90 = 349,586,650,140.16/x
  3. Step 3: Cross multiply
    1,243,946,848,996.60x = 1,865,920,273,494.90 × 349,586,650,140.16
  4. Step 4: Simplify right side
    1,243,946,848,996.60x = 652,300,817,839,693,248,856,064
  5. Step 5: Solve for x
    x = 652,300,817,839,693,248,856,064/1,243,946,848,996.60
  6. Step 6: Final answer
    x = 524,379,975,210.24

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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.