Home / 524,527,210.04-723,942,324.78-312,847,624.76

Finding the Fourth Proportional to 524,527,210.04, 723,942,324.78 and 312,847,624.76

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Solution

The fourth proportional to 524,527,210.04, 723,942,324.78 and 312,847,624.76 is: 431,786,249.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    524,527,210.04 : 723,942,324.78 = 312,847,624.76 : x
  2. Step 2: Convert to fraction form
    524,527,210.04/723,942,324.78 = 312,847,624.76/x
  3. Step 3: Cross multiply
    524,527,210.04x = 723,942,324.78 × 312,847,624.76
  4. Step 4: Simplify right side
    524,527,210.04x = 226,483,636,770,655,488
  5. Step 5: Solve for x
    x = 226,483,636,770,655,488/524,527,210.04
  6. Step 6: Final answer
    x = 431,786,249.47

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Double scale
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1.5x scale

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.