Home / 155,418,681.32-214,574,574.15-98,935,297.23

Finding the Fourth Proportional to 155,418,681.32, 214,574,574.15 and 98,935,297.23

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Solution

The fourth proportional to 155,418,681.32, 214,574,574.15 and 98,935,297.23 is: 136,592,326.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    155,418,681.32 : 214,574,574.15 = 98,935,297.23 : x
  2. Step 2: Convert to fraction form
    155,418,681.32/214,574,574.15 = 98,935,297.23/x
  3. Step 3: Cross multiply
    155,418,681.32x = 214,574,574.15 × 98,935,297.23
  4. Step 4: Simplify right side
    155,418,681.32x = 21,228,999,271,530,928
  5. Step 5: Solve for x
    x = 21,228,999,271,530,928/155,418,681.32
  6. Step 6: Final answer
    x = 136,592,326.55

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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.