Home / 582,335,077.64-873,936,442.08-427,289,527.85

Finding the Fourth Proportional to 582,335,077.64, 873,936,442.08 and 427,289,527.85

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Solution

The fourth proportional to 582,335,077.64, 873,936,442.08 and 427,289,527.85 is: 641,252,612.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    582,335,077.64 : 873,936,442.08 = 427,289,527.85 : x
  2. Step 2: Convert to fraction form
    582,335,077.64/873,936,442.08 = 427,289,527.85/x
  3. Step 3: Cross multiply
    582,335,077.64x = 873,936,442.08 × 427,289,527.85
  4. Step 4: Simplify right side
    582,335,077.64x = 373,423,889,707,272,128
  5. Step 5: Solve for x
    x = 373,423,889,707,272,128/582,335,077.64
  6. Step 6: Final answer
    x = 641,252,612.19

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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.