Home / 1,637,196,502.40-2,455,794,753.60-472,702,983.20

Finding the Fourth Proportional to 1,637,196,502.40, 2,455,794,753.60 and 472,702,983.20

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Solution

The fourth proportional to 1,637,196,502.40, 2,455,794,753.60 and 472,702,983.20 is: 709,054,474.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,637,196,502.40 : 2,455,794,753.60 = 472,702,983.20 : x
  2. Step 2: Convert to fraction form
    1,637,196,502.40/2,455,794,753.60 = 472,702,983.20/x
  3. Step 3: Cross multiply
    1,637,196,502.40x = 2,455,794,753.60 × 472,702,983.20
  4. Step 4: Simplify right side
    1,637,196,502.40x = 1,160,861,506,153,628,928
  5. Step 5: Solve for x
    x = 1,160,861,506,153,628,928/1,637,196,502.40
  6. Step 6: Final answer
    x = 709,054,474.80

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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.