Home / 1,354,029,457.40-2,031,044,186.10-579,188,479.40

Finding the Fourth Proportional to 1,354,029,457.40, 2,031,044,186.10 and 579,188,479.40

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Solution

The fourth proportional to 1,354,029,457.40, 2,031,044,186.10 and 579,188,479.40 is: 868,782,719.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,354,029,457.40 : 2,031,044,186.10 = 579,188,479.40 : x
  2. Step 2: Convert to fraction form
    1,354,029,457.40/2,031,044,186.10 = 579,188,479.40/x
  3. Step 3: Cross multiply
    1,354,029,457.40x = 2,031,044,186.10 × 579,188,479.40
  4. Step 4: Simplify right side
    1,354,029,457.40x = 1,176,357,393,741,469,440
  5. Step 5: Solve for x
    x = 1,176,357,393,741,469,440/1,354,029,457.40
  6. Step 6: Final answer
    x = 868,782,719.10

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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.