Home / 212,314,088.30-292,984,017.62-118,233,088.22

Finding the Fourth Proportional to 212,314,088.30, 292,984,017.62 and 118,233,088.22

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Solution

The fourth proportional to 212,314,088.30, 292,984,017.62 and 118,233,088.22 is: 163,156,413.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    212,314,088.30 : 292,984,017.62 = 118,233,088.22 : x
  2. Step 2: Convert to fraction form
    212,314,088.30/292,984,017.62 = 118,233,088.22/x
  3. Step 3: Cross multiply
    212,314,088.30x = 292,984,017.62 × 118,233,088.22
  4. Step 4: Simplify right side
    212,314,088.30x = 34,640,405,202,315,496
  5. Step 5: Solve for x
    x = 34,640,405,202,315,496/212,314,088.30
  6. Step 6: Final answer
    x = 163,156,413.59

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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.