Home / 1,178,064,259.70-1,767,096,389.55-522,762,077.30

Finding the Fourth Proportional to 1,178,064,259.70, 1,767,096,389.55 and 522,762,077.30

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Solution

The fourth proportional to 1,178,064,259.70, 1,767,096,389.55 and 522,762,077.30 is: 784,143,115.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,178,064,259.70 : 1,767,096,389.55 = 522,762,077.30 : x
  2. Step 2: Convert to fraction form
    1,178,064,259.70/1,767,096,389.55 = 522,762,077.30/x
  3. Step 3: Cross multiply
    1,178,064,259.70x = 1,767,096,389.55 × 522,762,077.30
  4. Step 4: Simplify right side
    1,178,064,259.70x = 923,770,979,390,488,064
  5. Step 5: Solve for x
    x = 923,770,979,390,488,064/1,178,064,259.70
  6. Step 6: Final answer
    x = 784,143,115.95

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Double scale
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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.