Home / 281,566,903,442.24-388,569,690,975.26-153,115,864,637.96

Finding the Fourth Proportional to 281,566,903,442.24, 388,569,690,975.26 and 153,115,864,637.96

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Solution

The fourth proportional to 281,566,903,442.24, 388,569,690,975.26 and 153,115,864,637.96 is: 211,303,897,860.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    281,566,903,442.24 : 388,569,690,975.26 = 153,115,864,637.96 : x
  2. Step 2: Convert to fraction form
    281,566,903,442.24/388,569,690,975.26 = 153,115,864,637.96/x
  3. Step 3: Cross multiply
    281,566,903,442.24x = 388,569,690,975.26 × 153,115,864,637.96
  4. Step 4: Simplify right side
    281,566,903,442.24x = 59,496,184,205,781,852,225,536
  5. Step 5: Solve for x
    x = 59,496,184,205,781,852,225,536/281,566,903,442.24
  6. Step 6: Final answer
    x = 211,303,897,860.24

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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.