Home / 98,064,585.60-146,831,457.60-76,830,921.60

Finding the Fourth Proportional to 98,064,585.60, 146,831,457.60 and 76,830,921.60

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Solution

The fourth proportional to 98,064,585.60, 146,831,457.60 and 76,830,921.60 is: 115,038,432.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    98,064,585.60 : 146,831,457.60 = 76,830,921.60 : x
  2. Step 2: Convert to fraction form
    98,064,585.60/146,831,457.60 = 76,830,921.60/x
  3. Step 3: Cross multiply
    98,064,585.60x = 146,831,457.60 × 76,830,921.60
  4. Step 4: Simplify right side
    98,064,585.60x = 11,281,196,207,279,322
  5. Step 5: Solve for x
    x = 11,281,196,207,279,322/98,064,585.60
  6. Step 6: Final answer
    x = 115,038,432.46

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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.