Home / 517,038,711.94-775,500,585-185,032,323.28

Finding the Fourth Proportional to 517,038,711.94, 775,500,585 and 185,032,323.28

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Solution

The fourth proportional to 517,038,711.94, 775,500,585 and 185,032,323.28 is: 277,527,913.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    517,038,711.94 : 775,500,585 = 185,032,323.28 : x
  2. Step 2: Convert to fraction form
    517,038,711.94/775,500,585 = 185,032,323.28/x
  3. Step 3: Cross multiply
    517,038,711.94x = 775,500,585 × 185,032,323.28
  4. Step 4: Simplify right side
    517,038,711.94x = 143,492,674,947,549,120
  5. Step 5: Solve for x
    x = 143,492,674,947,549,120/517,038,711.94
  6. Step 6: Final answer
    x = 277,527,913.55

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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.