Home / 524,522,314.72-723,935,542.56-312,842,714.24

Finding the Fourth Proportional to 524,522,314.72, 723,935,542.56 and 312,842,714.24

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Solution

The fourth proportional to 524,522,314.72, 723,935,542.56 and 312,842,714.24 is: 431,779,456.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    524,522,314.72 : 723,935,542.56 = 312,842,714.24 : x
  2. Step 2: Convert to fraction form
    524,522,314.72/723,935,542.56 = 312,842,714.24/x
  3. Step 3: Cross multiply
    524,522,314.72x = 723,935,542.56 × 312,842,714.24
  4. Step 4: Simplify right side
    524,522,314.72x = 226,477,960,069,277,440
  5. Step 5: Solve for x
    x = 226,477,960,069,277,440/524,522,314.72
  6. Step 6: Final answer
    x = 431,779,456.69

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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.