Home / 185,145,339.40-277,718,009.10-155,136,200.20

Finding the Fourth Proportional to 185,145,339.40, 277,718,009.10 and 155,136,200.20

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Solution

The fourth proportional to 185,145,339.40, 277,718,009.10 and 155,136,200.20 is: 232,704,300.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    185,145,339.40 : 277,718,009.10 = 155,136,200.20 : x
  2. Step 2: Convert to fraction form
    185,145,339.40/277,718,009.10 = 155,136,200.20/x
  3. Step 3: Cross multiply
    185,145,339.40x = 277,718,009.10 × 155,136,200.20
  4. Step 4: Simplify right side
    185,145,339.40x = 43,084,116,658,883,024
  5. Step 5: Solve for x
    x = 43,084,116,658,883,024/185,145,339.40
  6. Step 6: Final answer
    x = 232,704,300.30

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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.