Home / 445,078,225.40-614,126,738.10-256,837,846.52

Finding the Fourth Proportional to 445,078,225.40, 614,126,738.10 and 256,837,846.52

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Solution

The fourth proportional to 445,078,225.40, 614,126,738.10 and 256,837,846.52 is: 354,389,363.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    445,078,225.40 : 614,126,738.10 = 256,837,846.52 : x
  2. Step 2: Convert to fraction form
    445,078,225.40/614,126,738.10 = 256,837,846.52/x
  3. Step 3: Cross multiply
    445,078,225.40x = 614,126,738.10 × 256,837,846.52
  4. Step 4: Simplify right side
    445,078,225.40x = 157,730,988,903,956,064
  5. Step 5: Solve for x
    x = 157,730,988,903,956,064/445,078,225.40
  6. Step 6: Final answer
    x = 354,389,363.27

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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.