Home / 106,528,954.68-146,998,733.58-61,866,210.78

Finding the Fourth Proportional to 106,528,954.68, 146,998,733.58 and 61,866,210.78

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Solution

The fourth proportional to 106,528,954.68, 146,998,733.58 and 61,866,210.78 is: 85,368,852.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    106,528,954.68 : 146,998,733.58 = 61,866,210.78 : x
  2. Step 2: Convert to fraction form
    106,528,954.68/146,998,733.58 = 61,866,210.78/x
  3. Step 3: Cross multiply
    106,528,954.68x = 146,998,733.58 × 61,866,210.78
  4. Step 4: Simplify right side
    106,528,954.68x = 9,094,254,636,053,344
  5. Step 5: Solve for x
    x = 9,094,254,636,053,344/106,528,954.68
  6. Step 6: Final answer
    x = 85,368,852.66

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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.