Home / 129,714,484,405.44-194,601,066,156-70,021,865,527.20

Finding the Fourth Proportional to 129,714,484,405.44, 194,601,066,156 and 70,021,865,527.20

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Solution

The fourth proportional to 129,714,484,405.44, 194,601,066,156 and 70,021,865,527.20 is: 105,048,636,228.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    129,714,484,405.44 : 194,601,066,156 = 70,021,865,527.20 : x
  2. Step 2: Convert to fraction form
    129,714,484,405.44/194,601,066,156 = 70,021,865,527.20/x
  3. Step 3: Cross multiply
    129,714,484,405.44x = 194,601,066,156 × 70,021,865,527.20
  4. Step 4: Simplify right side
    129,714,484,405.44x = 13,626,329,685,825,182,236,672
  5. Step 5: Solve for x
    x = 13,626,329,685,825,182,236,672/129,714,484,405.44
  6. Step 6: Final answer
    x = 105,048,636,228.12

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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.