Home / 129,166,655,427.60-193,749,983,141.40-94,338,138,051.60

Finding the Fourth Proportional to 129,166,655,427.60, 193,749,983,141.40 and 94,338,138,051.60

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Solution

The fourth proportional to 129,166,655,427.60, 193,749,983,141.40 and 94,338,138,051.60 is: 141,507,207,077.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    129,166,655,427.60 : 193,749,983,141.40 = 94,338,138,051.60 : x
  2. Step 2: Convert to fraction form
    129,166,655,427.60/193,749,983,141.40 = 94,338,138,051.60/x
  3. Step 3: Cross multiply
    129,166,655,427.60x = 193,749,983,141.40 × 94,338,138,051.60
  4. Step 4: Simplify right side
    129,166,655,427.60x = 18,278,012,657,088,566,657,024
  5. Step 5: Solve for x
    x = 18,278,012,657,088,566,657,024/129,166,655,427.60
  6. Step 6: Final answer
    x = 141,507,207,077.40

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Double scale
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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.