Home / 262,357,675.80-393,774,459.30-133,055,237.40

Finding the Fourth Proportional to 262,357,675.80, 393,774,459.30 and 133,055,237.40

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Solution

The fourth proportional to 262,357,675.80, 393,774,459.30 and 133,055,237.40 is: 199,703,530.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    262,357,675.80 : 393,774,459.30 = 133,055,237.40 : x
  2. Step 2: Convert to fraction form
    262,357,675.80/393,774,459.30 = 133,055,237.40/x
  3. Step 3: Cross multiply
    262,357,675.80x = 393,774,459.30 × 133,055,237.40
  4. Step 4: Simplify right side
    262,357,675.80x = 52,393,754,164,218,144
  5. Step 5: Solve for x
    x = 52,393,754,164,218,144/262,357,675.80
  6. Step 6: Final answer
    x = 199,703,530.70

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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.