Home / 127,872,006.70-191,808,010.05-73,284,486.70

Finding the Fourth Proportional to 127,872,006.70, 191,808,010.05 and 73,284,486.70

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Solution

The fourth proportional to 127,872,006.70, 191,808,010.05 and 73,284,486.70 is: 109,926,730.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    127,872,006.70 : 191,808,010.05 = 73,284,486.70 : x
  2. Step 2: Convert to fraction form
    127,872,006.70/191,808,010.05 = 73,284,486.70/x
  3. Step 3: Cross multiply
    127,872,006.70x = 191,808,010.05 × 73,284,486.70
  4. Step 4: Simplify right side
    127,872,006.70x = 14,056,551,561,462,692
  5. Step 5: Solve for x
    x = 14,056,551,561,462,692/127,872,006.70
  6. Step 6: Final answer
    x = 109,926,730.05

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1.5x scale

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.