Home / 102,108,834.40-152,879,816.40-99,274,482.40

Finding the Fourth Proportional to 102,108,834.40, 152,879,816.40 and 99,274,482.40

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Solution

The fourth proportional to 102,108,834.40, 152,879,816.40 and 99,274,482.40 is: 148,636,156.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    102,108,834.40 : 152,879,816.40 = 99,274,482.40 : x
  2. Step 2: Convert to fraction form
    102,108,834.40/152,879,816.40 = 99,274,482.40/x
  3. Step 3: Cross multiply
    102,108,834.40x = 152,879,816.40 × 99,274,482.40
  4. Step 4: Simplify right side
    102,108,834.40x = 15,177,064,642,517,032
  5. Step 5: Solve for x
    x = 15,177,064,642,517,032/102,108,834.40
  6. Step 6: Final answer
    x = 148,636,156.04

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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.