Home / 104,554,963.40-156,832,445.10-99,852,038.60

Finding the Fourth Proportional to 104,554,963.40, 156,832,445.10 and 99,852,038.60

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Solution

The fourth proportional to 104,554,963.40, 156,832,445.10 and 99,852,038.60 is: 149,778,057.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,554,963.40 : 156,832,445.10 = 99,852,038.60 : x
  2. Step 2: Convert to fraction form
    104,554,963.40/156,832,445.10 = 99,852,038.60/x
  3. Step 3: Cross multiply
    104,554,963.40x = 156,832,445.10 × 99,852,038.60
  4. Step 4: Simplify right side
    104,554,963.40x = 15,660,039,361,857,580
  5. Step 5: Solve for x
    x = 15,660,039,361,857,580/104,554,963.40
  6. Step 6: Final answer
    x = 149,778,057.90

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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.