Home / 654,241,082.40-980,528,036.40-347,680,058.40

Finding the Fourth Proportional to 654,241,082.40, 980,528,036.40 and 347,680,058.40

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Solution

The fourth proportional to 654,241,082.40, 980,528,036.40 and 347,680,058.40 is: 521,077,098.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    654,241,082.40 : 980,528,036.40 = 347,680,058.40 : x
  2. Step 2: Convert to fraction form
    654,241,082.40/980,528,036.40 = 347,680,058.40/x
  3. Step 3: Cross multiply
    654,241,082.40x = 980,528,036.40 × 347,680,058.40
  4. Step 4: Simplify right side
    654,241,082.40x = 340,910,044,958,389,312
  5. Step 5: Solve for x
    x = 340,910,044,958,389,312/654,241,082.40
  6. Step 6: Final answer
    x = 521,077,098.53

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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.