Home / 134,136,671.40-201,205,007.10-66,112,223.40

Finding the Fourth Proportional to 134,136,671.40, 201,205,007.10 and 66,112,223.40

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Solution

The fourth proportional to 134,136,671.40, 201,205,007.10 and 66,112,223.40 is: 99,168,335.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    134,136,671.40 : 201,205,007.10 = 66,112,223.40 : x
  2. Step 2: Convert to fraction form
    134,136,671.40/201,205,007.10 = 66,112,223.40/x
  3. Step 3: Cross multiply
    134,136,671.40x = 201,205,007.10 × 66,112,223.40
  4. Step 4: Simplify right side
    134,136,671.40x = 13,302,110,378,593,786
  5. Step 5: Solve for x
    x = 13,302,110,378,593,786/134,136,671.40
  6. Step 6: Final answer
    x = 99,168,335.10

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Similar ratio
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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.