Home / 216,752,117.04-299,118,077.64-117,632,838.24

Finding the Fourth Proportional to 216,752,117.04, 299,118,077.64 and 117,632,838.24

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Solution

The fourth proportional to 216,752,117.04, 299,118,077.64 and 117,632,838.24 is: 162,333,401.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    216,752,117.04 : 299,118,077.64 = 117,632,838.24 : x
  2. Step 2: Convert to fraction form
    216,752,117.04/299,118,077.64 = 117,632,838.24/x
  3. Step 3: Cross multiply
    216,752,117.04x = 299,118,077.64 × 117,632,838.24
  4. Step 4: Simplify right side
    216,752,117.04x = 35,186,108,441,685,876
  5. Step 5: Solve for x
    x = 35,186,108,441,685,876/216,752,117.04
  6. Step 6: Final answer
    x = 162,333,401.50

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1.5x scale

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.