Home / 127,767,216.60-191,650,824.90-70,237,258.20

Finding the Fourth Proportional to 127,767,216.60, 191,650,824.90 and 70,237,258.20

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Solution

The fourth proportional to 127,767,216.60, 191,650,824.90 and 70,237,258.20 is: 105,355,887.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    127,767,216.60 : 191,650,824.90 = 70,237,258.20 : x
  2. Step 2: Convert to fraction form
    127,767,216.60/191,650,824.90 = 70,237,258.20/x
  3. Step 3: Cross multiply
    127,767,216.60x = 191,650,824.90 × 70,237,258.20
  4. Step 4: Simplify right side
    127,767,216.60x = 13,461,028,472,744,290
  5. Step 5: Solve for x
    x = 13,461,028,472,744,290/127,767,216.60
  6. Step 6: Final answer
    x = 105,355,887.30

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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.