Home / 7,775,376,155.82-10,730,012,161.47-4,388,998,237.02

Finding the Fourth Proportional to 7,775,376,155.82, 10,730,012,161.47 and 4,388,998,237.02

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Solution

The fourth proportional to 7,775,376,155.82, 10,730,012,161.47 and 4,388,998,237.02 is: 6,056,813,653.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,775,376,155.82 : 10,730,012,161.47 = 4,388,998,237.02 : x
  2. Step 2: Convert to fraction form
    7,775,376,155.82/10,730,012,161.47 = 4,388,998,237.02/x
  3. Step 3: Cross multiply
    7,775,376,155.82x = 10,730,012,161.47 × 4,388,998,237.02
  4. Step 4: Simplify right side
    7,775,376,155.82x = 47,094,004,459,894,988,800
  5. Step 5: Solve for x
    x = 47,094,004,459,894,988,800/7,775,376,155.82
  6. Step 6: Final answer
    x = 6,056,813,653.27

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1.5x scale

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.