Home / 302,778,675.45-417,834,740.24-163,549,438.58

Finding the Fourth Proportional to 302,778,675.45, 417,834,740.24 and 163,549,438.58

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Solution

The fourth proportional to 302,778,675.45, 417,834,740.24 and 163,549,438.58 is: 225,698,316.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    302,778,675.45 : 417,834,740.24 = 163,549,438.58 : x
  2. Step 2: Convert to fraction form
    302,778,675.45/417,834,740.24 = 163,549,438.58/x
  3. Step 3: Cross multiply
    302,778,675.45x = 417,834,740.24 × 163,549,438.58
  4. Step 4: Simplify right side
    302,778,675.45x = 68,336,637,182,565,208
  5. Step 5: Solve for x
    x = 68,336,637,182,565,208/302,778,675.45
  6. Step 6: Final answer
    x = 225,698,316.04

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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.