Home / 19,813,291,206.90-29,719,936,810.35-18,298,046,627.70

Finding the Fourth Proportional to 19,813,291,206.90, 29,719,936,810.35 and 18,298,046,627.70

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Solution

The fourth proportional to 19,813,291,206.90, 29,719,936,810.35 and 18,298,046,627.70 is: 27,447,069,941.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,813,291,206.90 : 29,719,936,810.35 = 18,298,046,627.70 : x
  2. Step 2: Convert to fraction form
    19,813,291,206.90/29,719,936,810.35 = 18,298,046,627.70/x
  3. Step 3: Cross multiply
    19,813,291,206.90x = 29,719,936,810.35 × 18,298,046,627.70
  4. Step 4: Simplify right side
    19,813,291,206.90x = 543,816,789,528,081,924,096
  5. Step 5: Solve for x
    x = 543,816,789,528,081,924,096/19,813,291,206.90
  6. Step 6: Final answer
    x = 27,447,069,941.55

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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.