Home / 340,356,818.19-510,683,725.81-119,186,898.80

Finding the Fourth Proportional to 340,356,818.19, 510,683,725.81 and 119,186,898.80

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Solution

The fourth proportional to 340,356,818.19, 510,683,725.81 and 119,186,898.80 is: 178,832,349.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    340,356,818.19 : 510,683,725.81 = 119,186,898.80 : x
  2. Step 2: Convert to fraction form
    340,356,818.19/510,683,725.81 = 119,186,898.80/x
  3. Step 3: Cross multiply
    340,356,818.19x = 510,683,725.81 × 119,186,898.80
  4. Step 4: Simplify right side
    340,356,818.19x = 60,866,809,546,923,416
  5. Step 5: Solve for x
    x = 60,866,809,546,923,416/340,356,818.19
  6. Step 6: Final answer
    x = 178,832,349.74

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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.