Home / 308,369,559.16-425,548,853.04-190,871,497

Finding the Fourth Proportional to 308,369,559.16, 425,548,853.04 and 190,871,497

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Solution

The fourth proportional to 308,369,559.16, 425,548,853.04 and 190,871,497 is: 263,401,961.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    308,369,559.16 : 425,548,853.04 = 190,871,497 : x
  2. Step 2: Convert to fraction form
    308,369,559.16/425,548,853.04 = 190,871,497/x
  3. Step 3: Cross multiply
    308,369,559.16x = 425,548,853.04 × 190,871,497
  4. Step 4: Simplify right side
    308,369,559.16x = 81,225,146,626,377,808
  5. Step 5: Solve for x
    x = 81,225,146,626,377,808/308,369,559.16
  6. Step 6: Final answer
    x = 263,401,961.10

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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.