Home / 152,852,462,407.48-210,937,035,247.20-84,262,368,702.26

Finding the Fourth Proportional to 152,852,462,407.48, 210,937,035,247.20 and 84,262,368,702.26

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Solution

The fourth proportional to 152,852,462,407.48, 210,937,035,247.20 and 84,262,368,702.26 is: 116,282,420,034.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    152,852,462,407.48 : 210,937,035,247.20 = 84,262,368,702.26 : x
  2. Step 2: Convert to fraction form
    152,852,462,407.48/210,937,035,247.20 = 84,262,368,702.26/x
  3. Step 3: Cross multiply
    152,852,462,407.48x = 210,937,035,247.20 × 84,262,368,702.26
  4. Step 4: Simplify right side
    152,852,462,407.48x = 17,774,054,236,961,179,172,864
  5. Step 5: Solve for x
    x = 17,774,054,236,961,179,172,864/152,852,462,407.48
  6. Step 6: Final answer
    x = 116,282,420,034.42

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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.