Home / 283,284,912.60-424,927,368.90-168,210,221.40

Finding the Fourth Proportional to 283,284,912.60, 424,927,368.90 and 168,210,221.40

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Solution

The fourth proportional to 283,284,912.60, 424,927,368.90 and 168,210,221.40 is: 252,315,332.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    283,284,912.60 : 424,927,368.90 = 168,210,221.40 : x
  2. Step 2: Convert to fraction form
    283,284,912.60/424,927,368.90 = 168,210,221.40/x
  3. Step 3: Cross multiply
    283,284,912.60x = 424,927,368.90 × 168,210,221.40
  4. Step 4: Simplify right side
    283,284,912.60x = 71,477,126,801,588,472
  5. Step 5: Solve for x
    x = 71,477,126,801,588,472/283,284,912.60
  6. Step 6: Final answer
    x = 252,315,332.10

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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.