Home / 566,893,345.40-850,340,018.10-429,836,679.80

Finding the Fourth Proportional to 566,893,345.40, 850,340,018.10 and 429,836,679.80

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Solution

The fourth proportional to 566,893,345.40, 850,340,018.10 and 429,836,679.80 is: 644,755,019.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    566,893,345.40 : 850,340,018.10 = 429,836,679.80 : x
  2. Step 2: Convert to fraction form
    566,893,345.40/850,340,018.10 = 429,836,679.80/x
  3. Step 3: Cross multiply
    566,893,345.40x = 850,340,018.10 × 429,836,679.80
  4. Step 4: Simplify right side
    566,893,345.40x = 365,507,330,081,175,936
  5. Step 5: Solve for x
    x = 365,507,330,081,175,936/566,893,345.40
  6. Step 6: Final answer
    x = 644,755,019.70

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Double scale
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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.