Home / 142,320,909,865.92-213,480,440,089.92-36,202,069,483.20

Finding the Fourth Proportional to 142,320,909,865.92, 213,480,440,089.92 and 36,202,069,483.20

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Solution

The fourth proportional to 142,320,909,865.92, 213,480,440,089.92 and 36,202,069,483.20 is: 54,302,869,007.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    142,320,909,865.92 : 213,480,440,089.92 = 36,202,069,483.20 : x
  2. Step 2: Convert to fraction form
    142,320,909,865.92/213,480,440,089.92 = 36,202,069,483.20/x
  3. Step 3: Cross multiply
    142,320,909,865.92x = 213,480,440,089.92 × 36,202,069,483.20
  4. Step 4: Simplify right side
    142,320,909,865.92x = 7,728,433,725,439,398,117,376
  5. Step 5: Solve for x
    x = 7,728,433,725,439,398,117,376/142,320,909,865.92
  6. Step 6: Final answer
    x = 54,302,869,007.23

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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.