Home / 1,267,019,225.68-1,898,077,397.44-712,637,244.48

Finding the Fourth Proportional to 1,267,019,225.68, 1,898,077,397.44 and 712,637,244.48

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Solution

The fourth proportional to 1,267,019,225.68, 1,898,077,397.44 and 712,637,244.48 is: 1,067,577,049.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,267,019,225.68 : 1,898,077,397.44 = 712,637,244.48 : x
  2. Step 2: Convert to fraction form
    1,267,019,225.68/1,898,077,397.44 = 712,637,244.48/x
  3. Step 3: Cross multiply
    1,267,019,225.68x = 1,898,077,397.44 × 712,637,244.48
  4. Step 4: Simplify right side
    1,267,019,225.68x = 1,352,640,646,321,411,584
  5. Step 5: Solve for x
    x = 1,352,640,646,321,411,584/1,267,019,225.68
  6. Step 6: Final answer
    x = 1,067,577,049.27

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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.