Home / 56,666,483.70-84,858,007.95-45,329,075.70

Finding the Fourth Proportional to 56,666,483.70, 84,858,007.95 and 45,329,075.70

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Solution

The fourth proportional to 56,666,483.70, 84,858,007.95 and 45,329,075.70 is: 67,880,249.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,666,483.70 : 84,858,007.95 = 45,329,075.70 : x
  2. Step 2: Convert to fraction form
    56,666,483.70/84,858,007.95 = 45,329,075.70/x
  3. Step 3: Cross multiply
    56,666,483.70x = 84,858,007.95 × 45,329,075.70
  4. Step 4: Simplify right side
    56,666,483.70x = 3,846,535,066,116,752
  5. Step 5: Solve for x
    x = 3,846,535,066,116,752/56,666,483.70
  6. Step 6: Final answer
    x = 67,880,249.75

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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.