Home / 971,225,780.67-1,456,851,071.88-281,133,698.94

Finding the Fourth Proportional to 971,225,780.67, 1,456,851,071.88 and 281,133,698.94

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Solution

The fourth proportional to 971,225,780.67, 1,456,851,071.88 and 281,133,698.94 is: 421,704,138.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    971,225,780.67 : 1,456,851,071.88 = 281,133,698.94 : x
  2. Step 2: Convert to fraction form
    971,225,780.67/1,456,851,071.88 = 281,133,698.94/x
  3. Step 3: Cross multiply
    971,225,780.67x = 1,456,851,071.88 × 281,133,698.94
  4. Step 4: Simplify right side
    971,225,780.67x = 409,569,930,642,328,256
  5. Step 5: Solve for x
    x = 409,569,930,642,328,256/971,225,780.67
  6. Step 6: Final answer
    x = 421,704,138.00

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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.