Home / 1,237,864,923,036.80-1,857,645,543,473.80-432,031,863,418.40

Finding the Fourth Proportional to 1,237,864,923,036.80, 1,857,645,543,473.80 and 432,031,863,418.40

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Solution

The fourth proportional to 1,237,864,923,036.80, 1,857,645,543,473.80 and 432,031,863,418.40 is: 648,343,814,241.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,237,864,923,036.80 : 1,857,645,543,473.80 = 432,031,863,418.40 : x
  2. Step 2: Convert to fraction form
    1,237,864,923,036.80/1,857,645,543,473.80 = 432,031,863,418.40/x
  3. Step 3: Cross multiply
    1,237,864,923,036.80x = 1,857,645,543,473.80 × 432,031,863,418.40
  4. Step 4: Simplify right side
    1,237,864,923,036.80x = 802,562,065,717,872,222,535,680
  5. Step 5: Solve for x
    x = 802,562,065,717,872,222,535,680/1,237,864,923,036.80
  6. Step 6: Final answer
    x = 648,343,814,241.85

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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.