Home / 724,710,697.92-1,086,984,631.44-200,154,373.92

Finding the Fourth Proportional to 724,710,697.92, 1,086,984,631.44 and 200,154,373.92

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Solution

The fourth proportional to 724,710,697.92, 1,086,984,631.44 and 200,154,373.92 is: 300,209,075.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    724,710,697.92 : 1,086,984,631.44 = 200,154,373.92 : x
  2. Step 2: Convert to fraction form
    724,710,697.92/1,086,984,631.44 = 200,154,373.92/x
  3. Step 3: Cross multiply
    724,710,697.92x = 1,086,984,631.44 × 200,154,373.92
  4. Step 4: Simplify right side
    724,710,697.92x = 217,564,728,366,535,136
  5. Step 5: Solve for x
    x = 217,564,728,366,535,136/724,710,697.92
  6. Step 6: Final answer
    x = 300,209,075.14

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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.