Home / 163,880,415.60-245,820,623.40-143,725,023.60

Finding the Fourth Proportional to 163,880,415.60, 245,820,623.40 and 143,725,023.60

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Solution

The fourth proportional to 163,880,415.60, 245,820,623.40 and 143,725,023.60 is: 215,587,535.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    163,880,415.60 : 245,820,623.40 = 143,725,023.60 : x
  2. Step 2: Convert to fraction form
    163,880,415.60/245,820,623.40 = 143,725,023.60/x
  3. Step 3: Cross multiply
    163,880,415.60x = 245,820,623.40 × 143,725,023.60
  4. Step 4: Simplify right side
    163,880,415.60x = 35,330,574,899,531,712
  5. Step 5: Solve for x
    x = 35,330,574,899,531,712/163,880,415.60
  6. Step 6: Final answer
    x = 215,587,535.40

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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.