Home / 191,153,289.11-286,731,593.04-61,760,913.05

Finding the Fourth Proportional to 191,153,289.11, 286,731,593.04 and 61,760,913.05

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Solution

The fourth proportional to 191,153,289.11, 286,731,593.04 and 61,760,913.05 is: 92,641,905.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    191,153,289.11 : 286,731,593.04 = 61,760,913.05 : x
  2. Step 2: Convert to fraction form
    191,153,289.11/286,731,593.04 = 61,760,913.05/x
  3. Step 3: Cross multiply
    191,153,289.11x = 286,731,593.04 × 61,760,913.05
  4. Step 4: Simplify right side
    191,153,289.11x = 17,708,804,984,997,770
  5. Step 5: Solve for x
    x = 17,708,804,984,997,770/191,153,289.11
  6. Step 6: Final answer
    x = 92,641,905.71

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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.