Home / 302,778,733.32-417,834,820.17-163,549,496.25

Finding the Fourth Proportional to 302,778,733.32, 417,834,820.17 and 163,549,496.25

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Solution

The fourth proportional to 302,778,733.32, 417,834,820.17 and 163,549,496.25 is: 225,698,395.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    302,778,733.32 : 417,834,820.17 = 163,549,496.25 : x
  2. Step 2: Convert to fraction form
    302,778,733.32/417,834,820.17 = 163,549,496.25/x
  3. Step 3: Cross multiply
    302,778,733.32x = 417,834,820.17 × 163,549,496.25
  4. Step 4: Simplify right side
    302,778,733.32x = 68,336,674,354,512,840
  5. Step 5: Solve for x
    x = 68,336,674,354,512,840/302,778,733.32
  6. Step 6: Final answer
    x = 225,698,395.67

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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.