Home / 216,752,135.04-299,118,102.48-117,632,856.24

Finding the Fourth Proportional to 216,752,135.04, 299,118,102.48 and 117,632,856.24

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Solution

The fourth proportional to 216,752,135.04, 299,118,102.48 and 117,632,856.24 is: 162,333,426.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    216,752,135.04 : 299,118,102.48 = 117,632,856.24 : x
  2. Step 2: Convert to fraction form
    216,752,135.04/299,118,102.48 = 117,632,856.24/x
  3. Step 3: Cross multiply
    216,752,135.04x = 299,118,102.48 × 117,632,856.24
  4. Step 4: Simplify right side
    216,752,135.04x = 35,186,116,747,811,428
  5. Step 5: Solve for x
    x = 35,186,116,747,811,428/216,752,135.04
  6. Step 6: Final answer
    x = 162,333,426.34

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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.