Home / 218,073,492.84-327,113,088.50-72,507,054.23

Finding the Fourth Proportional to 218,073,492.84, 327,113,088.50 and 72,507,054.23

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Solution

The fourth proportional to 218,073,492.84, 327,113,088.50 and 72,507,054.23 is: 108,761,528.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    218,073,492.84 : 327,113,088.50 = 72,507,054.23 : x
  2. Step 2: Convert to fraction form
    218,073,492.84/327,113,088.50 = 72,507,054.23/x
  3. Step 3: Cross multiply
    218,073,492.84x = 327,113,088.50 × 72,507,054.23
  4. Step 4: Simplify right side
    218,073,492.84x = 23,718,006,446,139,768
  5. Step 5: Solve for x
    x = 23,718,006,446,139,768/218,073,492.84
  6. Step 6: Final answer
    x = 108,761,528.68

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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.