Home / 74,048,178.69-102,137,283.14-47,619,945.81

Finding the Fourth Proportional to 74,048,178.69, 102,137,283.14 and 47,619,945.81

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Solution

The fourth proportional to 74,048,178.69, 102,137,283.14 and 47,619,945.81 is: 65,683,882.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,048,178.69 : 102,137,283.14 = 47,619,945.81 : x
  2. Step 2: Convert to fraction form
    74,048,178.69/102,137,283.14 = 47,619,945.81/x
  3. Step 3: Cross multiply
    74,048,178.69x = 102,137,283.14 × 47,619,945.81
  4. Step 4: Simplify right side
    74,048,178.69x = 4,863,771,888,069,327
  5. Step 5: Solve for x
    x = 4,863,771,888,069,327/74,048,178.69
  6. Step 6: Final answer
    x = 65,683,882.77

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.