Home / 1,180,015,654.28-1,769,456,973.90-557,712,534.92

Finding the Fourth Proportional to 1,180,015,654.28, 1,769,456,973.90 and 557,712,534.92

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Solution

The fourth proportional to 1,180,015,654.28, 1,769,456,973.90 and 557,712,534.92 is: 836,301,053.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,180,015,654.28 : 1,769,456,973.90 = 557,712,534.92 : x
  2. Step 2: Convert to fraction form
    1,180,015,654.28/1,769,456,973.90 = 557,712,534.92/x
  3. Step 3: Cross multiply
    1,180,015,654.28x = 1,769,456,973.90 × 557,712,534.92
  4. Step 4: Simplify right side
    1,180,015,654.28x = 986,848,334,345,641,216
  5. Step 5: Solve for x
    x = 986,848,334,345,641,216/1,180,015,654.28
  6. Step 6: Final answer
    x = 836,301,053.10

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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.