Home / 609,517,129.77-841,119,332.22-358,637,771.25

Finding the Fourth Proportional to 609,517,129.77, 841,119,332.22 and 358,637,771.25

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Solution

The fourth proportional to 609,517,129.77, 841,119,332.22 and 358,637,771.25 is: 494,911,706.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    609,517,129.77 : 841,119,332.22 = 358,637,771.25 : x
  2. Step 2: Convert to fraction form
    609,517,129.77/841,119,332.22 = 358,637,771.25/x
  3. Step 3: Cross multiply
    609,517,129.77x = 841,119,332.22 × 358,637,771.25
  4. Step 4: Simplify right side
    609,517,129.77x = 301,657,162,662,669,120
  5. Step 5: Solve for x
    x = 301,657,162,662,669,120/609,517,129.77
  6. Step 6: Final answer
    x = 494,911,706.22

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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.