Home / 1,510,653,919.32-2,084,766,746.40-841,598,585.28

Finding the Fourth Proportional to 1,510,653,919.32, 2,084,766,746.40 and 841,598,585.28

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Solution

The fourth proportional to 1,510,653,919.32, 2,084,766,746.40 and 841,598,585.28 is: 1,161,441,890.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,510,653,919.32 : 2,084,766,746.40 = 841,598,585.28 : x
  2. Step 2: Convert to fraction form
    1,510,653,919.32/2,084,766,746.40 = 841,598,585.28/x
  3. Step 3: Cross multiply
    1,510,653,919.32x = 2,084,766,746.40 × 841,598,585.28
  4. Step 4: Simplify right side
    1,510,653,919.32x = 1,754,536,744,409,028,608
  5. Step 5: Solve for x
    x = 1,754,536,744,409,028,608/1,510,653,919.32
  6. Step 6: Final answer
    x = 1,161,441,890.81

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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.