Home / 1,458,316,731.83-2,187,572,623.90-512,801,858.97

Finding the Fourth Proportional to 1,458,316,731.83, 2,187,572,623.90 and 512,801,858.97

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Solution

The fourth proportional to 1,458,316,731.83, 2,187,572,623.90 and 512,801,858.97 is: 769,237,082.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,458,316,731.83 : 2,187,572,623.90 = 512,801,858.97 : x
  2. Step 2: Convert to fraction form
    1,458,316,731.83/2,187,572,623.90 = 512,801,858.97/x
  3. Step 3: Cross multiply
    1,458,316,731.83x = 2,187,572,623.90 × 512,801,858.97
  4. Step 4: Simplify right side
    1,458,316,731.83x = 1,121,791,308,166,518,784
  5. Step 5: Solve for x
    x = 1,121,791,308,166,518,784/1,458,316,731.83
  6. Step 6: Final answer
    x = 769,237,082.51

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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.