Home / 121,824,341.60-182,655,812.10-67,263,065.60

Finding the Fourth Proportional to 121,824,341.60, 182,655,812.10 and 67,263,065.60

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Solution

The fourth proportional to 121,824,341.60, 182,655,812.10 and 67,263,065.60 is: 100,850,041.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    121,824,341.60 : 182,655,812.10 = 67,263,065.60 : x
  2. Step 2: Convert to fraction form
    121,824,341.60/182,655,812.10 = 67,263,065.60/x
  3. Step 3: Cross multiply
    121,824,341.60x = 182,655,812.10 × 67,263,065.60
  4. Step 4: Simplify right side
    121,824,341.60x = 12,285,989,871,503,572
  5. Step 5: Solve for x
    x = 12,285,989,871,503,572/121,824,341.60
  6. Step 6: Final answer
    x = 100,850,041.22

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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.