Home / 715,637,871,667.53-1,073,377,511,931.50-256,154,190,384.91

Finding the Fourth Proportional to 715,637,871,667.53, 1,073,377,511,931.50 and 256,154,190,384.91

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Solution

The fourth proportional to 715,637,871,667.53, 1,073,377,511,931.50 and 256,154,190,384.91 is: 384,202,902,657.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    715,637,871,667.53 : 1,073,377,511,931.50 = 256,154,190,384.91 : x
  2. Step 2: Convert to fraction form
    715,637,871,667.53/1,073,377,511,931.50 = 256,154,190,384.91/x
  3. Step 3: Cross multiply
    715,637,871,667.53x = 1,073,377,511,931.50 × 256,154,190,384.91
  4. Step 4: Simplify right side
    715,637,871,667.53x = 274,950,147,546,182,462,734,336
  5. Step 5: Solve for x
    x = 274,950,147,546,182,462,734,336/715,637,871,667.53
  6. Step 6: Final answer
    x = 384,202,902,657.34

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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.