Home / 243,476,672.41-335,961,925.91-148,058,503.93

Finding the Fourth Proportional to 243,476,672.41, 335,961,925.91 and 148,058,503.93

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Solution

The fourth proportional to 243,476,672.41, 335,961,925.91 and 148,058,503.93 is: 204,298,915.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    243,476,672.41 : 335,961,925.91 = 148,058,503.93 : x
  2. Step 2: Convert to fraction form
    243,476,672.41/335,961,925.91 = 148,058,503.93/x
  3. Step 3: Cross multiply
    243,476,672.41x = 335,961,925.91 × 148,058,503.93
  4. Step 4: Simplify right side
    243,476,672.41x = 49,742,020,126,935,808
  5. Step 5: Solve for x
    x = 49,742,020,126,935,808/243,476,672.41
  6. Step 6: Final answer
    x = 204,298,915.52

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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.