Home / 164,385,719.40-246,547,751.51-82,482,606.66

Finding the Fourth Proportional to 164,385,719.40, 246,547,751.51 and 82,482,606.66

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Solution

The fourth proportional to 164,385,719.40, 246,547,751.51 and 82,482,606.66 is: 123,708,441.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    164,385,719.40 : 246,547,751.51 = 82,482,606.66 : x
  2. Step 2: Convert to fraction form
    164,385,719.40/246,547,751.51 = 82,482,606.66/x
  3. Step 3: Cross multiply
    164,385,719.40x = 246,547,751.51 × 82,482,606.66
  4. Step 4: Simplify right side
    164,385,719.40x = 20,335,901,210,706,748
  5. Step 5: Solve for x
    x = 20,335,901,210,706,748/164,385,719.40
  6. Step 6: Final answer
    x = 123,708,441.86

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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.