Home / 690,926,628.60-1,036,389,942.90-224,587,151.10

Finding the Fourth Proportional to 690,926,628.60, 1,036,389,942.90 and 224,587,151.10

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Solution

The fourth proportional to 690,926,628.60, 1,036,389,942.90 and 224,587,151.10 is: 336,880,726.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    690,926,628.60 : 1,036,389,942.90 = 224,587,151.10 : x
  2. Step 2: Convert to fraction form
    690,926,628.60/1,036,389,942.90 = 224,587,151.10/x
  3. Step 3: Cross multiply
    690,926,628.60x = 1,036,389,942.90 × 224,587,151.10
  4. Step 4: Simplify right side
    690,926,628.60x = 232,759,864,704,602,656
  5. Step 5: Solve for x
    x = 232,759,864,704,602,656/690,926,628.60
  6. Step 6: Final answer
    x = 336,880,726.65

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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.