Home / 147,364,686,406.80-203,363,265,666.70-79,699,276,624.72

Finding the Fourth Proportional to 147,364,686,406.80, 203,363,265,666.70 and 79,699,276,624.72

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Solution

The fourth proportional to 147,364,686,406.80, 203,363,265,666.70 and 79,699,276,624.72 is: 109,985,000,890.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    147,364,686,406.80 : 203,363,265,666.70 = 79,699,276,624.72 : x
  2. Step 2: Convert to fraction form
    147,364,686,406.80/203,363,265,666.70 = 79,699,276,624.72/x
  3. Step 3: Cross multiply
    147,364,686,406.80x = 203,363,265,666.70 × 79,699,276,624.72
  4. Step 4: Simplify right side
    147,364,686,406.80x = 16,207,905,165,677,560,856,576
  5. Step 5: Solve for x
    x = 16,207,905,165,677,560,856,576/147,364,686,406.80
  6. Step 6: Final answer
    x = 109,985,000,890.48

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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.