Home / 126,922,674.60-190,390,232.70-66,456,498.60

Finding the Fourth Proportional to 126,922,674.60, 190,390,232.70 and 66,456,498.60

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Solution

The fourth proportional to 126,922,674.60, 190,390,232.70 and 66,456,498.60 is: 99,688,005.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    126,922,674.60 : 190,390,232.70 = 66,456,498.60 : x
  2. Step 2: Convert to fraction form
    126,922,674.60/190,390,232.70 = 66,456,498.60/x
  3. Step 3: Cross multiply
    126,922,674.60x = 190,390,232.70 × 66,456,498.60
  4. Step 4: Simplify right side
    126,922,674.60x = 12,652,668,232,881,224
  5. Step 5: Solve for x
    x = 12,652,668,232,881,224/126,922,674.60
  6. Step 6: Final answer
    x = 99,688,005.10

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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.