Home / 1,119,747,110.40-1,679,620,665.60-627,955,545.60

Finding the Fourth Proportional to 1,119,747,110.40, 1,679,620,665.60 and 627,955,545.60

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Solution

The fourth proportional to 1,119,747,110.40, 1,679,620,665.60 and 627,955,545.60 is: 941,933,318.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,119,747,110.40 : 1,679,620,665.60 = 627,955,545.60 : x
  2. Step 2: Convert to fraction form
    1,119,747,110.40/1,679,620,665.60 = 627,955,545.60/x
  3. Step 3: Cross multiply
    1,119,747,110.40x = 1,679,620,665.60 × 627,955,545.60
  4. Step 4: Simplify right side
    1,119,747,110.40x = 1,054,727,111,467,883,136
  5. Step 5: Solve for x
    x = 1,054,727,111,467,883,136/1,119,747,110.40
  6. Step 6: Final answer
    x = 941,933,318.40

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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.