Home / 105,029,923,717.36-144,941,341,524.81-56,857,965,389.85

Finding the Fourth Proportional to 105,029,923,717.36, 144,941,341,524.81 and 56,857,965,389.85

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Solution

The fourth proportional to 105,029,923,717.36, 144,941,341,524.81 and 56,857,965,389.85 is: 78,464,017,570.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    105,029,923,717.36 : 144,941,341,524.81 = 56,857,965,389.85 : x
  2. Step 2: Convert to fraction form
    105,029,923,717.36/144,941,341,524.81 = 56,857,965,389.85/x
  3. Step 3: Cross multiply
    105,029,923,717.36x = 144,941,341,524.81 × 56,857,965,389.85
  4. Step 4: Simplify right side
    105,029,923,717.36x = 8,241,069,779,975,930,904,576
  5. Step 5: Solve for x
    x = 8,241,069,779,975,930,904,576/105,029,923,717.36
  6. Step 6: Final answer
    x = 78,464,017,570.39

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1.5x scale

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.