Home / 533,330,456,704.72-735,996,759,085.06-289,459,929,316.02

Finding the Fourth Proportional to 533,330,456,704.72, 735,996,759,085.06 and 289,459,929,316.02

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Solution

The fourth proportional to 533,330,456,704.72, 735,996,759,085.06 and 289,459,929,316.02 is: 399,455,098,022.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    533,330,456,704.72 : 735,996,759,085.06 = 289,459,929,316.02 : x
  2. Step 2: Convert to fraction form
    533,330,456,704.72/735,996,759,085.06 = 289,459,929,316.02/x
  3. Step 3: Cross multiply
    533,330,456,704.72x = 735,996,759,085.06 × 289,459,929,316.02
  4. Step 4: Simplify right side
    533,330,456,704.72x = 213,041,569,861,581,288,767,488
  5. Step 5: Solve for x
    x = 213,041,569,861,581,288,767,488/533,330,456,704.72
  6. Step 6: Final answer
    x = 399,455,098,022.90

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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.