Home / 808,924,641.04-1,117,086,979.53-764,854,929.85

Finding the Fourth Proportional to 808,924,641.04, 1,117,086,979.53 and 764,854,929.85

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Solution

The fourth proportional to 808,924,641.04, 1,117,086,979.53 and 764,854,929.85 is: 1,056,228,775.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    808,924,641.04 : 1,117,086,979.53 = 764,854,929.85 : x
  2. Step 2: Convert to fraction form
    808,924,641.04/1,117,086,979.53 = 764,854,929.85/x
  3. Step 3: Cross multiply
    808,924,641.04x = 1,117,086,979.53 × 764,854,929.85
  4. Step 4: Simplify right side
    808,924,641.04x = 854,409,483,363,874,816
  5. Step 5: Solve for x
    x = 854,409,483,363,874,816/808,924,641.04
  6. Step 6: Final answer
    x = 1,056,228,775.86

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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.