Home / 816,156,938.60-1,226,624,195.10-711,050,301.80

Finding the Fourth Proportional to 816,156,938.60, 1,226,624,195.10 and 711,050,301.80

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Solution

The fourth proportional to 816,156,938.60, 1,226,624,195.10 and 711,050,301.80 is: 1,068,656,606.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    816,156,938.60 : 1,226,624,195.10 = 711,050,301.80 : x
  2. Step 2: Convert to fraction form
    816,156,938.60/1,226,624,195.10 = 711,050,301.80/x
  3. Step 3: Cross multiply
    816,156,938.60x = 1,226,624,195.10 × 711,050,301.80
  4. Step 4: Simplify right side
    816,156,938.60x = 872,191,504,121,036,928
  5. Step 5: Solve for x
    x = 872,191,504,121,036,928/816,156,938.60
  6. Step 6: Final answer
    x = 1,068,656,606.19

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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.