Home / 2,159,144,167.23-3,239,911,328.64-1,053,758,180.40

Finding the Fourth Proportional to 2,159,144,167.23, 3,239,911,328.64 and 1,053,758,180.40

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Solution

The fourth proportional to 2,159,144,167.23, 3,239,911,328.64 and 1,053,758,180.40 is: 1,581,220,521.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,159,144,167.23 : 3,239,911,328.64 = 1,053,758,180.40 : x
  2. Step 2: Convert to fraction form
    2,159,144,167.23/3,239,911,328.64 = 1,053,758,180.40/x
  3. Step 3: Cross multiply
    2,159,144,167.23x = 3,239,911,328.64 × 1,053,758,180.40
  4. Step 4: Simplify right side
    2,159,144,167.23x = 3,414,083,066,325,032,448
  5. Step 5: Solve for x
    x = 3,414,083,066,325,032,448/2,159,144,167.23
  6. Step 6: Final answer
    x = 1,581,220,521.60

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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.