Home / 191,546,613.39-264,334,321.80-103,440,603.90

Finding the Fourth Proportional to 191,546,613.39, 264,334,321.80 and 103,440,603.90

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Solution

The fourth proportional to 191,546,613.39, 264,334,321.80 and 103,440,603.90 is: 142,748,030.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    191,546,613.39 : 264,334,321.80 = 103,440,603.90 : x
  2. Step 2: Convert to fraction form
    191,546,613.39/264,334,321.80 = 103,440,603.90/x
  3. Step 3: Cross multiply
    191,546,613.39x = 264,334,321.80 × 103,440,603.90
  4. Step 4: Simplify right side
    191,546,613.39x = 27,342,901,878,488,936
  5. Step 5: Solve for x
    x = 27,342,901,878,488,936/191,546,613.39
  6. Step 6: Final answer
    x = 142,748,030.86

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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.