Home / 127,579,969.60-191,239,317.60-62,784,116.80

Finding the Fourth Proportional to 127,579,969.60, 191,239,317.60 and 62,784,116.80

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Solution

The fourth proportional to 127,579,969.60, 191,239,317.60 and 62,784,116.80 is: 94,111,886.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    127,579,969.60 : 191,239,317.60 = 62,784,116.80 : x
  2. Step 2: Convert to fraction form
    127,579,969.60/191,239,317.60 = 62,784,116.80/x
  3. Step 3: Cross multiply
    127,579,969.60x = 191,239,317.60 × 62,784,116.80
  4. Step 4: Simplify right side
    127,579,969.60x = 12,006,791,652,950,694
  5. Step 5: Solve for x
    x = 12,006,791,652,950,694/127,579,969.60
  6. Step 6: Final answer
    x = 94,111,886.77

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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.