Home / 559,837,247.20-772,575,733.52-312,318,601.45

Finding the Fourth Proportional to 559,837,247.20, 772,575,733.52 and 312,318,601.45

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Solution

The fourth proportional to 559,837,247.20, 772,575,733.52 and 312,318,601.45 is: 430,999,855.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    559,837,247.20 : 772,575,733.52 = 312,318,601.45 : x
  2. Step 2: Convert to fraction form
    559,837,247.20/772,575,733.52 = 312,318,601.45/x
  3. Step 3: Cross multiply
    559,837,247.20x = 772,575,733.52 × 312,318,601.45
  4. Step 4: Simplify right side
    559,837,247.20x = 241,289,772,609,209,792
  5. Step 5: Solve for x
    x = 241,289,772,609,209,792/559,837,247.20
  6. Step 6: Final answer
    x = 430,999,855.43

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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.