Home / 209,640,753.60-314,461,130.40-64,074,033.60

Finding the Fourth Proportional to 209,640,753.60, 314,461,130.40 and 64,074,033.60

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Solution

The fourth proportional to 209,640,753.60, 314,461,130.40 and 64,074,033.60 is: 96,111,050.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    209,640,753.60 : 314,461,130.40 = 64,074,033.60 : x
  2. Step 2: Convert to fraction form
    209,640,753.60/314,461,130.40 = 64,074,033.60/x
  3. Step 3: Cross multiply
    209,640,753.60x = 314,461,130.40 × 64,074,033.60
  4. Step 4: Simplify right side
    209,640,753.60x = 20,148,793,035,143,580
  5. Step 5: Solve for x
    x = 20,148,793,035,143,580/209,640,753.60
  6. Step 6: Final answer
    x = 96,111,050.40

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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.