Home / 127,584,009.40-191,376,014.10-117,730,262.20

Finding the Fourth Proportional to 127,584,009.40, 191,376,014.10 and 117,730,262.20

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Solution

The fourth proportional to 127,584,009.40, 191,376,014.10 and 117,730,262.20 is: 176,595,393.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    127,584,009.40 : 191,376,014.10 = 117,730,262.20 : x
  2. Step 2: Convert to fraction form
    127,584,009.40/191,376,014.10 = 117,730,262.20/x
  3. Step 3: Cross multiply
    127,584,009.40x = 191,376,014.10 × 117,730,262.20
  4. Step 4: Simplify right side
    127,584,009.40x = 22,530,748,318,783,896
  5. Step 5: Solve for x
    x = 22,530,748,318,783,896/127,584,009.40
  6. Step 6: Final answer
    x = 176,595,393.30

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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.