Home / 136,651,101.60-204,727,820.40-64,688,887.20

Finding the Fourth Proportional to 136,651,101.60, 204,727,820.40 and 64,688,887.20

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Solution

The fourth proportional to 136,651,101.60, 204,727,820.40 and 64,688,887.20 is: 96,915,536.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    136,651,101.60 : 204,727,820.40 = 64,688,887.20 : x
  2. Step 2: Convert to fraction form
    136,651,101.60/204,727,820.40 = 64,688,887.20/x
  3. Step 3: Cross multiply
    136,651,101.60x = 204,727,820.40 × 64,688,887.20
  4. Step 4: Simplify right side
    136,651,101.60x = 13,243,614,880,557,460
  5. Step 5: Solve for x
    x = 13,243,614,880,557,460/136,651,101.60
  6. Step 6: Final answer
    x = 96,915,536.91

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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.