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Finding the Fourth Proportional to 624,266,692.40, 936,116,603.40 and 235,960,468.40

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Solution

The fourth proportional to 624,266,692.40, 936,116,603.40 and 235,960,468.40 is: 353,833,569.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    624,266,692.40 : 936,116,603.40 = 235,960,468.40 : x
  2. Step 2: Convert to fraction form
    624,266,692.40/936,116,603.40 = 235,960,468.40/x
  3. Step 3: Cross multiply
    624,266,692.40x = 936,116,603.40 × 235,960,468.40
  4. Step 4: Simplify right side
    624,266,692.40x = 220,886,512,215,281,024
  5. Step 5: Solve for x
    x = 220,886,512,215,281,024/624,266,692.40
  6. Step 6: Final answer
    x = 353,833,569.70

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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.