Home / 1,207,308,577.40-1,810,962,866.10-965,443,873.40

Finding the Fourth Proportional to 1,207,308,577.40, 1,810,962,866.10 and 965,443,873.40

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Solution

The fourth proportional to 1,207,308,577.40, 1,810,962,866.10 and 965,443,873.40 is: 1,448,165,810.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,207,308,577.40 : 1,810,962,866.10 = 965,443,873.40 : x
  2. Step 2: Convert to fraction form
    1,207,308,577.40/1,810,962,866.10 = 965,443,873.40/x
  3. Step 3: Cross multiply
    1,207,308,577.40x = 1,810,962,866.10 × 965,443,873.40
  4. Step 4: Simplify right side
    1,207,308,577.40x = 1,748,383,004,031,149,312
  5. Step 5: Solve for x
    x = 1,748,383,004,031,149,312/1,207,308,577.40
  6. Step 6: Final answer
    x = 1,448,165,810.10

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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.