Home / 1,492,168,145.10-2,238,252,217.65-470,961,617.10

Finding the Fourth Proportional to 1,492,168,145.10, 2,238,252,217.65 and 470,961,617.10

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Solution

The fourth proportional to 1,492,168,145.10, 2,238,252,217.65 and 470,961,617.10 is: 706,442,425.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,492,168,145.10 : 2,238,252,217.65 = 470,961,617.10 : x
  2. Step 2: Convert to fraction form
    1,492,168,145.10/2,238,252,217.65 = 470,961,617.10/x
  3. Step 3: Cross multiply
    1,492,168,145.10x = 2,238,252,217.65 × 470,961,617.10
  4. Step 4: Simplify right side
    1,492,168,145.10x = 1,054,130,883,902,105,216
  5. Step 5: Solve for x
    x = 1,054,130,883,902,105,216/1,492,168,145.10
  6. Step 6: Final answer
    x = 706,442,425.65

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Double scale
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Similar ratio
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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.