Home / 513,856,543.27-770,950,811.67-237,688,917.61

Finding the Fourth Proportional to 513,856,543.27, 770,950,811.67 and 237,688,917.61

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Solution

The fourth proportional to 513,856,543.27, 770,950,811.67 and 237,688,917.61 is: 356,610,159.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    513,856,543.27 : 770,950,811.67 = 237,688,917.61 : x
  2. Step 2: Convert to fraction form
    513,856,543.27/770,950,811.67 = 237,688,917.61/x
  3. Step 3: Cross multiply
    513,856,543.27x = 770,950,811.67 × 237,688,917.61
  4. Step 4: Simplify right side
    513,856,543.27x = 183,246,463,956,465,632
  5. Step 5: Solve for x
    x = 183,246,463,956,465,632/513,856,543.27
  6. Step 6: Final answer
    x = 356,610,159.70

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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.