Home / 152,852,452,998.56-210,937,022,264.08-84,262,359,293.28

Finding the Fourth Proportional to 152,852,452,998.56, 210,937,022,264.08 and 84,262,359,293.28

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Solution

The fourth proportional to 152,852,452,998.56, 210,937,022,264.08 and 84,262,359,293.28 is: 116,282,407,050.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    152,852,452,998.56 : 210,937,022,264.08 = 84,262,359,293.28 : x
  2. Step 2: Convert to fraction form
    152,852,452,998.56/210,937,022,264.08 = 84,262,359,293.28/x
  3. Step 3: Cross multiply
    152,852,452,998.56x = 210,937,022,264.08 × 84,262,359,293.28
  4. Step 4: Simplify right side
    152,852,452,998.56x = 17,774,051,158,270,509,318,144
  5. Step 5: Solve for x
    x = 17,774,051,158,270,509,318,144/152,852,452,998.56
  6. Step 6: Final answer
    x = 116,282,407,050.66

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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.