Home / 308,649,174.36-425,742,117.28-183,112,492.40

Finding the Fourth Proportional to 308,649,174.36, 425,742,117.28 and 183,112,492.40

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Solution

The fourth proportional to 308,649,174.36, 425,742,117.28 and 183,112,492.40 is: 252,580,297.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    308,649,174.36 : 425,742,117.28 = 183,112,492.40 : x
  2. Step 2: Convert to fraction form
    308,649,174.36/425,742,117.28 = 183,112,492.40/x
  3. Step 3: Cross multiply
    308,649,174.36x = 425,742,117.28 × 183,112,492.40
  4. Step 4: Simplify right side
    308,649,174.36x = 77,958,700,214,793,904
  5. Step 5: Solve for x
    x = 77,958,700,214,793,904/308,649,174.36
  6. Step 6: Final answer
    x = 252,580,297.28

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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.