Home / 157,117,878.60-235,662,276.51-74,100,595.74

Finding the Fourth Proportional to 157,117,878.60, 235,662,276.51 and 74,100,595.74

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Solution

The fourth proportional to 157,117,878.60, 235,662,276.51 and 74,100,595.74 is: 111,144,035.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    157,117,878.60 : 235,662,276.51 = 74,100,595.74 : x
  2. Step 2: Convert to fraction form
    157,117,878.60/235,662,276.51 = 74,100,595.74/x
  3. Step 3: Cross multiply
    157,117,878.60x = 235,662,276.51 × 74,100,595.74
  4. Step 4: Simplify right side
    157,117,878.60x = 17,462,715,082,835,606
  5. Step 5: Solve for x
    x = 17,462,715,082,835,606/157,117,878.60
  6. Step 6: Final answer
    x = 111,144,035.54

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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.