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Finding the Fourth Proportional to 1,376,598,174.75, 1,899,705,754.50 and 750,066,602.67

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Solution

The fourth proportional to 1,376,598,174.75, 1,899,705,754.50 and 750,066,602.67 is: 1,035,092,060.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,376,598,174.75 : 1,899,705,754.50 = 750,066,602.67 : x
  2. Step 2: Convert to fraction form
    1,376,598,174.75/1,899,705,754.50 = 750,066,602.67/x
  3. Step 3: Cross multiply
    1,376,598,174.75x = 1,899,705,754.50 × 750,066,602.67
  4. Step 4: Simplify right side
    1,376,598,174.75x = 1,424,905,841,350,464,000
  5. Step 5: Solve for x
    x = 1,424,905,841,350,464,000/1,376,598,174.75
  6. Step 6: Final answer
    x = 1,035,092,060.62

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1.5x scale

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.