Home / 133,535,019.40-200,302,529.10-99,097,642.60

Finding the Fourth Proportional to 133,535,019.40, 200,302,529.10 and 99,097,642.60

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Solution

The fourth proportional to 133,535,019.40, 200,302,529.10 and 99,097,642.60 is: 148,646,463.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    133,535,019.40 : 200,302,529.10 = 99,097,642.60 : x
  2. Step 2: Convert to fraction form
    133,535,019.40/200,302,529.10 = 99,097,642.60/x
  3. Step 3: Cross multiply
    133,535,019.40x = 200,302,529.10 × 99,097,642.60
  4. Step 4: Simplify right side
    133,535,019.40x = 19,849,508,440,627,896
  5. Step 5: Solve for x
    x = 19,849,508,440,627,896/133,535,019.40
  6. Step 6: Final answer
    x = 148,646,463.90

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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.