Home / 110,291,215,272.60-165,191,934,896.10-90,700,174,248.60

Finding the Fourth Proportional to 110,291,215,272.60, 165,191,934,896.10 and 90,700,174,248.60

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Solution

The fourth proportional to 110,291,215,272.60, 165,191,934,896.10 and 90,700,174,248.60 is: 135,848,872,845.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    110,291,215,272.60 : 165,191,934,896.10 = 90,700,174,248.60 : x
  2. Step 2: Convert to fraction form
    110,291,215,272.60/165,191,934,896.10 = 90,700,174,248.60/x
  3. Step 3: Cross multiply
    110,291,215,272.60x = 165,191,934,896.10 × 90,700,174,248.60
  4. Step 4: Simplify right side
    110,291,215,272.60x = 14,982,937,279,539,657,572,352
  5. Step 5: Solve for x
    x = 14,982,937,279,539,657,572,352/110,291,215,272.60
  6. Step 6: Final answer
    x = 135,848,872,845.47

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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.