Home / 133,535,020.40-200,302,530.60-99,097,643.60

Finding the Fourth Proportional to 133,535,020.40, 200,302,530.60 and 99,097,643.60

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Solution

The fourth proportional to 133,535,020.40, 200,302,530.60 and 99,097,643.60 is: 148,646,465.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    133,535,020.40 : 200,302,530.60 = 99,097,643.60 : x
  2. Step 2: Convert to fraction form
    133,535,020.40/200,302,530.60 = 99,097,643.60/x
  3. Step 3: Cross multiply
    133,535,020.40x = 200,302,530.60 × 99,097,643.60
  4. Step 4: Simplify right side
    133,535,020.40x = 19,849,508,789,576,892
  5. Step 5: Solve for x
    x = 19,849,508,789,576,892/133,535,020.40
  6. Step 6: Final answer
    x = 148,646,465.40

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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.