Home / 191,610,415.98-287,411,487.77-53,432,342.43

Finding the Fourth Proportional to 191,610,415.98, 287,411,487.77 and 53,432,342.43

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Solution

The fourth proportional to 191,610,415.98, 287,411,487.77 and 53,432,342.43 is: 80,147,360.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    191,610,415.98 : 287,411,487.77 = 53,432,342.43 : x
  2. Step 2: Convert to fraction form
    191,610,415.98/287,411,487.77 = 53,432,342.43/x
  3. Step 3: Cross multiply
    191,610,415.98x = 287,411,487.77 × 53,432,342.43
  4. Step 4: Simplify right side
    191,610,415.98x = 15,357,069,033,293,762
  5. Step 5: Solve for x
    x = 15,357,069,033,293,762/191,610,415.98
  6. Step 6: Final answer
    x = 80,147,360.23

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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.