Home / 690,926,618.60-1,036,389,927.90-224,587,141.10

Finding the Fourth Proportional to 690,926,618.60, 1,036,389,927.90 and 224,587,141.10

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Solution

The fourth proportional to 690,926,618.60, 1,036,389,927.90 and 224,587,141.10 is: 336,880,711.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    690,926,618.60 : 1,036,389,927.90 = 224,587,141.10 : x
  2. Step 2: Convert to fraction form
    690,926,618.60/1,036,389,927.90 = 224,587,141.10/x
  3. Step 3: Cross multiply
    690,926,618.60x = 1,036,389,927.90 × 224,587,141.10
  4. Step 4: Simplify right side
    690,926,618.60x = 232,759,850,971,896,128
  5. Step 5: Solve for x
    x = 232,759,850,971,896,128/690,926,618.60
  6. Step 6: Final answer
    x = 336,880,711.65

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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.