Home / 1,545,006,859.76-2,132,165,534.04-885,084,683.60

Finding the Fourth Proportional to 1,545,006,859.76, 2,132,165,534.04 and 885,084,683.60

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Solution

The fourth proportional to 1,545,006,859.76, 2,132,165,534.04 and 885,084,683.60 is: 1,221,448,982.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,545,006,859.76 : 2,132,165,534.04 = 885,084,683.60 : x
  2. Step 2: Convert to fraction form
    1,545,006,859.76/2,132,165,534.04 = 885,084,683.60/x
  3. Step 3: Cross multiply
    1,545,006,859.76x = 2,132,165,534.04 × 885,084,683.60
  4. Step 4: Simplify right side
    1,545,006,859.76x = 1,887,147,057,078,618,368
  5. Step 5: Solve for x
    x = 1,887,147,057,078,618,368/1,545,006,859.76
  6. Step 6: Final answer
    x = 1,221,448,982.67

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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.