Home / 117,595,890.80-176,417,382-65,854,075.36

Finding the Fourth Proportional to 117,595,890.80, 176,417,382 and 65,854,075.36

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Solution

The fourth proportional to 117,595,890.80, 176,417,382 and 65,854,075.36 is: 98,794,298.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    117,595,890.80 : 176,417,382 = 65,854,075.36 : x
  2. Step 2: Convert to fraction form
    117,595,890.80/176,417,382 = 65,854,075.36/x
  3. Step 3: Cross multiply
    117,595,890.80x = 176,417,382 × 65,854,075.36
  4. Step 4: Simplify right side
    117,595,890.80x = 11,617,803,569,041,908
  5. Step 5: Solve for x
    x = 11,617,803,569,041,908/117,595,890.80
  6. Step 6: Final answer
    x = 98,794,298.76

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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.