Home / 782,883,506.93-1,174,139,846.53-291,827,299.01

Finding the Fourth Proportional to 782,883,506.93, 1,174,139,846.53 and 291,827,299.01

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Solution

The fourth proportional to 782,883,506.93, 1,174,139,846.53 and 291,827,299.01 is: 437,671,833.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    782,883,506.93 : 1,174,139,846.53 = 291,827,299.01 : x
  2. Step 2: Convert to fraction form
    782,883,506.93/1,174,139,846.53 = 291,827,299.01/x
  3. Step 3: Cross multiply
    782,883,506.93x = 1,174,139,846.53 × 291,827,299.01
  4. Step 4: Simplify right side
    782,883,506.93x = 342,646,060,066,265,536
  5. Step 5: Solve for x
    x = 342,646,060,066,265,536/782,883,506.93
  6. Step 6: Final answer
    x = 437,671,833.72

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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.