Home / 254,232,341.60-381,348,512.40-69,999,461.60

Finding the Fourth Proportional to 254,232,341.60, 381,348,512.40 and 69,999,461.60

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Solution

The fourth proportional to 254,232,341.60, 381,348,512.40 and 69,999,461.60 is: 104,999,192.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    254,232,341.60 : 381,348,512.40 = 69,999,461.60 : x
  2. Step 2: Convert to fraction form
    254,232,341.60/381,348,512.40 = 69,999,461.60/x
  3. Step 3: Cross multiply
    254,232,341.60x = 381,348,512.40 × 69,999,461.60
  4. Step 4: Simplify right side
    254,232,341.60x = 26,694,190,549,960,920
  5. Step 5: Solve for x
    x = 26,694,190,549,960,920/254,232,341.60
  6. Step 6: Final answer
    x = 104,999,192.40

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1.5x scale

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.