Home / 854,953,655.08-1,179,827,026.38-478,613,333.68

Finding the Fourth Proportional to 854,953,655.08, 1,179,827,026.38 and 478,613,333.68

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Solution

The fourth proportional to 854,953,655.08, 1,179,827,026.38 and 478,613,333.68 is: 660,481,352.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    854,953,655.08 : 1,179,827,026.38 = 478,613,333.68 : x
  2. Step 2: Convert to fraction form
    854,953,655.08/1,179,827,026.38 = 478,613,333.68/x
  3. Step 3: Cross multiply
    854,953,655.08x = 1,179,827,026.38 × 478,613,333.68
  4. Step 4: Simplify right side
    854,953,655.08x = 564,680,946,261,493,184
  5. Step 5: Solve for x
    x = 564,680,946,261,493,184/854,953,655.08
  6. Step 6: Final answer
    x = 660,481,352.30

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.