Home / 207,036,901.80-310,555,352.70-61,492,926.60

Finding the Fourth Proportional to 207,036,901.80, 310,555,352.70 and 61,492,926.60

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Solution

The fourth proportional to 207,036,901.80, 310,555,352.70 and 61,492,926.60 is: 92,239,389.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    207,036,901.80 : 310,555,352.70 = 61,492,926.60 : x
  2. Step 2: Convert to fraction form
    207,036,901.80/310,555,352.70 = 61,492,926.60/x
  3. Step 3: Cross multiply
    207,036,901.80x = 310,555,352.70 × 61,492,926.60
  4. Step 4: Simplify right side
    207,036,901.80x = 19,096,957,508,818,212
  5. Step 5: Solve for x
    x = 19,096,957,508,818,212/207,036,901.80
  6. Step 6: Final answer
    x = 92,239,389.90

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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.