Home / 306,434,467.40-459,651,701.10-101,983,209.80

Finding the Fourth Proportional to 306,434,467.40, 459,651,701.10 and 101,983,209.80

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Solution

The fourth proportional to 306,434,467.40, 459,651,701.10 and 101,983,209.80 is: 152,974,814.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    306,434,467.40 : 459,651,701.10 = 101,983,209.80 : x
  2. Step 2: Convert to fraction form
    306,434,467.40/459,651,701.10 = 101,983,209.80/x
  3. Step 3: Cross multiply
    306,434,467.40x = 459,651,701.10 × 101,983,209.80
  4. Step 4: Simplify right side
    306,434,467.40x = 46,876,755,868,208,192
  5. Step 5: Solve for x
    x = 46,876,755,868,208,192/306,434,467.40
  6. Step 6: Final answer
    x = 152,974,814.70

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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.