Home / 460,010,934,799.32-690,030,459,395.10-157,819,298,559.78

Finding the Fourth Proportional to 460,010,934,799.32, 690,030,459,395.10 and 157,819,298,559.78

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Solution

The fourth proportional to 460,010,934,799.32, 690,030,459,395.10 and 157,819,298,559.78 is: 236,733,770,544.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    460,010,934,799.32 : 690,030,459,395.10 = 157,819,298,559.78 : x
  2. Step 2: Convert to fraction form
    460,010,934,799.32/690,030,459,395.10 = 157,819,298,559.78/x
  3. Step 3: Cross multiply
    460,010,934,799.32x = 690,030,459,395.10 × 157,819,298,559.78
  4. Step 4: Simplify right side
    460,010,934,799.32x = 108,900,123,086,617,437,011,968
  5. Step 5: Solve for x
    x = 108,900,123,086,617,437,011,968/460,010,934,799.32
  6. Step 6: Final answer
    x = 236,733,770,544.23

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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.