Home / 146,726,949,409.20-220,090,424,113.80-129,060,575,110.80

Finding the Fourth Proportional to 146,726,949,409.20, 220,090,424,113.80 and 129,060,575,110.80

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Solution

The fourth proportional to 146,726,949,409.20, 220,090,424,113.80 and 129,060,575,110.80 is: 193,590,862,666.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    146,726,949,409.20 : 220,090,424,113.80 = 129,060,575,110.80 : x
  2. Step 2: Convert to fraction form
    146,726,949,409.20/220,090,424,113.80 = 129,060,575,110.80/x
  3. Step 3: Cross multiply
    146,726,949,409.20x = 220,090,424,113.80 × 129,060,575,110.80
  4. Step 4: Simplify right side
    146,726,949,409.20x = 28,404,996,712,506,912,145,408
  5. Step 5: Solve for x
    x = 28,404,996,712,506,912,145,408/146,726,949,409.20
  6. Step 6: Final answer
    x = 193,590,862,666.20

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1.5x scale

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.