Home / 55,911,178,461.70-83,878,560,700.53-18,134,819,970.94

Finding the Fourth Proportional to 55,911,178,461.70, 83,878,560,700.53 and 18,134,819,970.94

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Solution

The fourth proportional to 55,911,178,461.70, 83,878,560,700.53 and 18,134,819,970.94 is: 27,206,055,024.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,911,178,461.70 : 83,878,560,700.53 = 18,134,819,970.94 : x
  2. Step 2: Convert to fraction form
    55,911,178,461.70/83,878,560,700.53 = 18,134,819,970.94/x
  3. Step 3: Cross multiply
    55,911,178,461.70x = 83,878,560,700.53 × 18,134,819,970.94
  4. Step 4: Simplify right side
    55,911,178,461.70x = 1,521,122,597,725,674,405,888
  5. Step 5: Solve for x
    x = 1,521,122,597,725,674,405,888/55,911,178,461.70
  6. Step 6: Final answer
    x = 27,206,055,024.72

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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.