Home / 877,719,069.56-1,316,377,135.62-523,293,639.36

Finding the Fourth Proportional to 877,719,069.56, 1,316,377,135.62 and 523,293,639.36

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Solution

The fourth proportional to 877,719,069.56, 1,316,377,135.62 and 523,293,639.36 is: 784,820,343.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    877,719,069.56 : 1,316,377,135.62 = 523,293,639.36 : x
  2. Step 2: Convert to fraction form
    877,719,069.56/1,316,377,135.62 = 523,293,639.36/x
  3. Step 3: Cross multiply
    877,719,069.56x = 1,316,377,135.62 × 523,293,639.36
  4. Step 4: Simplify right side
    877,719,069.56x = 688,851,782,068,882,048
  5. Step 5: Solve for x
    x = 688,851,782,068,882,048/877,719,069.56
  6. Step 6: Final answer
    x = 784,820,343.96

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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.