Home / 180,995,982,798.72-249,804,850,593.69-104,919,984,773.76

Finding the Fourth Proportional to 180,995,982,798.72, 249,804,850,593.69 and 104,919,984,773.76

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Solution

The fourth proportional to 180,995,982,798.72, 249,804,850,593.69 and 104,919,984,773.76 is: 144,807,198,013.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    180,995,982,798.72 : 249,804,850,593.69 = 104,919,984,773.76 : x
  2. Step 2: Convert to fraction form
    180,995,982,798.72/249,804,850,593.69 = 104,919,984,773.76/x
  3. Step 3: Cross multiply
    180,995,982,798.72x = 249,804,850,593.69 × 104,919,984,773.76
  4. Step 4: Simplify right side
    180,995,982,798.72x = 26,209,521,120,701,346,480,128
  5. Step 5: Solve for x
    x = 26,209,521,120,701,346,480,128/180,995,982,798.72
  6. Step 6: Final answer
    x = 144,807,198,013.05

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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.