Home / 152,713,731.88-229,141,047.53-69,740,920.32

Finding the Fourth Proportional to 152,713,731.88, 229,141,047.53 and 69,740,920.32

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Solution

The fourth proportional to 152,713,731.88, 229,141,047.53 and 69,740,920.32 is: 104,643,553.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    152,713,731.88 : 229,141,047.53 = 69,740,920.32 : x
  2. Step 2: Convert to fraction form
    152,713,731.88/229,141,047.53 = 69,740,920.32/x
  3. Step 3: Cross multiply
    152,713,731.88x = 229,141,047.53 × 69,740,920.32
  4. Step 4: Simplify right side
    152,713,731.88x = 15,980,507,537,831,062
  5. Step 5: Solve for x
    x = 15,980,507,537,831,062/152,713,731.88
  6. Step 6: Final answer
    x = 104,643,553.28

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.