Home / 7,020,578,975-9,688,523,817.30-3,805,594,261.52

Finding the Fourth Proportional to 7,020,578,975, 9,688,523,817.30 and 3,805,594,261.52

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Solution

The fourth proportional to 7,020,578,975, 9,688,523,817.30 and 3,805,594,261.52 is: 5,251,787,747.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,020,578,975 : 9,688,523,817.30 = 3,805,594,261.52 : x
  2. Step 2: Convert to fraction form
    7,020,578,975/9,688,523,817.30 = 3,805,594,261.52/x
  3. Step 3: Cross multiply
    7,020,578,975x = 9,688,523,817.30 × 3,805,594,261.52
  4. Step 4: Simplify right side
    7,020,578,975x = 36,870,590,641,716,723,712
  5. Step 5: Solve for x
    x = 36,870,590,641,716,723,712/7,020,578,975
  6. Step 6: Final answer
    x = 5,251,787,747.56

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.