Home / 459,521,050.86-685,697,582.39-409,996,472.31

Finding the Fourth Proportional to 459,521,050.86, 685,697,582.39 and 409,996,472.31

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Solution

The fourth proportional to 459,521,050.86, 685,697,582.39 and 409,996,472.31 is: 611,796,977.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    459,521,050.86 : 685,697,582.39 = 409,996,472.31 : x
  2. Step 2: Convert to fraction form
    459,521,050.86/685,697,582.39 = 409,996,472.31/x
  3. Step 3: Cross multiply
    459,521,050.86x = 685,697,582.39 × 409,996,472.31
  4. Step 4: Simplify right side
    459,521,050.86x = 281,133,589,849,345,600
  5. Step 5: Solve for x
    x = 281,133,589,849,345,600/459,521,050.86
  6. Step 6: Final answer
    x = 611,796,977.14

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.