Home / 133,730,507.40-200,595,761.10-76,334,879.40

Finding the Fourth Proportional to 133,730,507.40, 200,595,761.10 and 76,334,879.40

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Solution

The fourth proportional to 133,730,507.40, 200,595,761.10 and 76,334,879.40 is: 114,502,319.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    133,730,507.40 : 200,595,761.10 = 76,334,879.40 : x
  2. Step 2: Convert to fraction form
    133,730,507.40/200,595,761.10 = 76,334,879.40/x
  3. Step 3: Cross multiply
    133,730,507.40x = 200,595,761.10 × 76,334,879.40
  4. Step 4: Simplify right side
    133,730,507.40x = 15,312,453,231,719,712
  5. Step 5: Solve for x
    x = 15,312,453,231,719,712/133,730,507.40
  6. Step 6: Final answer
    x = 114,502,319.10

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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.