Home / 119,220,376.38-164,525,582.07-72,176,810.82

Finding the Fourth Proportional to 119,220,376.38, 164,525,582.07 and 72,176,810.82

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Solution

The fourth proportional to 119,220,376.38, 164,525,582.07 and 72,176,810.82 is: 99,604,884.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    119,220,376.38 : 164,525,582.07 = 72,176,810.82 : x
  2. Step 2: Convert to fraction form
    119,220,376.38/164,525,582.07 = 72,176,810.82/x
  3. Step 3: Cross multiply
    119,220,376.38x = 164,525,582.07 × 72,176,810.82
  4. Step 4: Simplify right side
    119,220,376.38x = 11,874,931,812,116,772
  5. Step 5: Solve for x
    x = 11,874,931,812,116,772/119,220,376.38
  6. Step 6: Final answer
    x = 99,604,884.44

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Why These Related Problems?

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