Home / 577,287,738.10-865,931,607.15-189,123,231.70

Finding the Fourth Proportional to 577,287,738.10, 865,931,607.15 and 189,123,231.70

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Solution

The fourth proportional to 577,287,738.10, 865,931,607.15 and 189,123,231.70 is: 283,684,847.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    577,287,738.10 : 865,931,607.15 = 189,123,231.70 : x
  2. Step 2: Convert to fraction form
    577,287,738.10/865,931,607.15 = 189,123,231.70/x
  3. Step 3: Cross multiply
    577,287,738.10x = 865,931,607.15 × 189,123,231.70
  4. Step 4: Simplify right side
    577,287,738.10x = 163,767,783,975,382,816
  5. Step 5: Solve for x
    x = 163,767,783,975,382,816/577,287,738.10
  6. Step 6: Final answer
    x = 283,684,847.55

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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.