Home / 133,730,493.40-200,595,740.10-76,334,865.40

Finding the Fourth Proportional to 133,730,493.40, 200,595,740.10 and 76,334,865.40

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Solution

The fourth proportional to 133,730,493.40, 200,595,740.10 and 76,334,865.40 is: 114,502,298.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    133,730,493.40 : 200,595,740.10 = 76,334,865.40 : x
  2. Step 2: Convert to fraction form
    133,730,493.40/200,595,740.10 = 76,334,865.40/x
  3. Step 3: Cross multiply
    133,730,493.40x = 200,595,740.10 × 76,334,865.40
  4. Step 4: Simplify right side
    133,730,493.40x = 15,312,448,820,346,884
  5. Step 5: Solve for x
    x = 15,312,448,820,346,884/133,730,493.40
  6. Step 6: Final answer
    x = 114,502,298.10

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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.