Home / 55,345,903,913.94-76,377,421,055.96-29,971,419,006.57

Finding the Fourth Proportional to 55,345,903,913.94, 76,377,421,055.96 and 29,971,419,006.57

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Solution

The fourth proportional to 55,345,903,913.94, 76,377,421,055.96 and 29,971,419,006.57 is: 41,360,598,115.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,345,903,913.94 : 76,377,421,055.96 = 29,971,419,006.57 : x
  2. Step 2: Convert to fraction form
    55,345,903,913.94/76,377,421,055.96 = 29,971,419,006.57/x
  3. Step 3: Cross multiply
    55,345,903,913.94x = 76,377,421,055.96 × 29,971,419,006.57
  4. Step 4: Simplify right side
    55,345,903,913.94x = 2,289,139,689,109,249,327,104
  5. Step 5: Solve for x
    x = 2,289,139,689,109,249,327,104/55,345,903,913.94
  6. Step 6: Final answer
    x = 41,360,598,115.24

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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.