Home / 92,885,534.40-128,184,503.40-51,071,363.04

Finding the Fourth Proportional to 92,885,534.40, 128,184,503.40 and 51,071,363.04

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Solution

The fourth proportional to 92,885,534.40, 128,184,503.40 and 51,071,363.04 is: 70,479,836.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    92,885,534.40 : 128,184,503.40 = 51,071,363.04 : x
  2. Step 2: Convert to fraction form
    92,885,534.40/128,184,503.40 = 51,071,363.04/x
  3. Step 3: Cross multiply
    92,885,534.40x = 128,184,503.40 × 51,071,363.04
  4. Step 4: Simplify right side
    92,885,534.40x = 6,546,557,309,243,515
  5. Step 5: Solve for x
    x = 6,546,557,309,243,515/92,885,534.40
  6. Step 6: Final answer
    x = 70,479,836.84

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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.