Home / 1,197,716,869.80-1,796,256,440.10-368,668,909.80

Finding the Fourth Proportional to 1,197,716,869.80, 1,796,256,440.10 and 368,668,909.80

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Solution

The fourth proportional to 1,197,716,869.80, 1,796,256,440.10 and 368,668,909.80 is: 552,905,215.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,197,716,869.80 : 1,796,256,440.10 = 368,668,909.80 : x
  2. Step 2: Convert to fraction form
    1,197,716,869.80/1,796,256,440.10 = 368,668,909.80/x
  3. Step 3: Cross multiply
    1,197,716,869.80x = 1,796,256,440.10 × 368,668,909.80
  4. Step 4: Simplify right side
    1,197,716,869.80x = 662,223,903,492,896,000
  5. Step 5: Solve for x
    x = 662,223,903,492,896,000/1,197,716,869.80
  6. Step 6: Final answer
    x = 552,905,215.07

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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.