Home / 133,535,139.90-200,302,709.85-99,097,763.10

Finding the Fourth Proportional to 133,535,139.90, 200,302,709.85 and 99,097,763.10

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Solution

The fourth proportional to 133,535,139.90, 200,302,709.85 and 99,097,763.10 is: 148,646,644.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    133,535,139.90 : 200,302,709.85 = 99,097,763.10 : x
  2. Step 2: Convert to fraction form
    133,535,139.90/200,302,709.85 = 99,097,763.10/x
  3. Step 3: Cross multiply
    133,535,139.90x = 200,302,709.85 × 99,097,763.10
  4. Step 4: Simplify right side
    133,535,139.90x = 19,849,550,489,003,336
  5. Step 5: Solve for x
    x = 19,849,550,489,003,336/133,535,139.90
  6. Step 6: Final answer
    x = 148,646,644.65

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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.