Home / 127,710,411.40-191,565,617.10-117,856,664.20

Finding the Fourth Proportional to 127,710,411.40, 191,565,617.10 and 117,856,664.20

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Solution

The fourth proportional to 127,710,411.40, 191,565,617.10 and 117,856,664.20 is: 176,784,996.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    127,710,411.40 : 191,565,617.10 = 117,856,664.20 : x
  2. Step 2: Convert to fraction form
    127,710,411.40/191,565,617.10 = 117,856,664.20/x
  3. Step 3: Cross multiply
    127,710,411.40x = 191,565,617.10 × 117,856,664.20
  4. Step 4: Simplify right side
    127,710,411.40x = 22,577,284,606,820,476
  5. Step 5: Solve for x
    x = 22,577,284,606,820,476/127,710,411.40
  6. Step 6: Final answer
    x = 176,784,996.30

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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.