Home / 142,157,669.70-213,236,502.95-34,452,293.70

Finding the Fourth Proportional to 142,157,669.70, 213,236,502.95 and 34,452,293.70

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Solution

The fourth proportional to 142,157,669.70, 213,236,502.95 and 34,452,293.70 is: 51,678,440.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    142,157,669.70 : 213,236,502.95 = 34,452,293.70 : x
  2. Step 2: Convert to fraction form
    142,157,669.70/213,236,502.95 = 34,452,293.70/x
  3. Step 3: Cross multiply
    142,157,669.70x = 213,236,502.95 × 34,452,293.70
  4. Step 4: Simplify right side
    142,157,669.70x = 7,346,486,627,194,317
  5. Step 5: Solve for x
    x = 7,346,486,627,194,317/142,157,669.70
  6. Step 6: Final answer
    x = 51,678,440.16

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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.