Home / 1,724,831,999.60-2,587,247,999.40-1,316,685,311.60

Finding the Fourth Proportional to 1,724,831,999.60, 2,587,247,999.40 and 1,316,685,311.60

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Solution

The fourth proportional to 1,724,831,999.60, 2,587,247,999.40 and 1,316,685,311.60 is: 1,975,027,967.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,724,831,999.60 : 2,587,247,999.40 = 1,316,685,311.60 : x
  2. Step 2: Convert to fraction form
    1,724,831,999.60/2,587,247,999.40 = 1,316,685,311.60/x
  3. Step 3: Cross multiply
    1,724,831,999.60x = 2,587,247,999.40 × 1,316,685,311.60
  4. Step 4: Simplify right side
    1,724,831,999.60x = 3,406,591,438,276,465,664
  5. Step 5: Solve for x
    x = 3,406,591,438,276,465,664/1,724,831,999.60
  6. Step 6: Final answer
    x = 1,975,027,967.40

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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.