Home / 127,767,661.40-191,651,492.10-59,617,242.20

Finding the Fourth Proportional to 127,767,661.40, 191,651,492.10 and 59,617,242.20

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Solution

The fourth proportional to 127,767,661.40, 191,651,492.10 and 59,617,242.20 is: 89,425,863.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    127,767,661.40 : 191,651,492.10 = 59,617,242.20 : x
  2. Step 2: Convert to fraction form
    127,767,661.40/191,651,492.10 = 59,617,242.20/x
  3. Step 3: Cross multiply
    127,767,661.40x = 191,651,492.10 × 59,617,242.20
  4. Step 4: Simplify right side
    127,767,661.40x = 11,425,733,422,517,086
  5. Step 5: Solve for x
    x = 11,425,733,422,517,086/127,767,661.40
  6. Step 6: Final answer
    x = 89,425,863.30

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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.