Home / 163,880,090.90-245,788,643.55-48,868,385.30

Finding the Fourth Proportional to 163,880,090.90, 245,788,643.55 and 48,868,385.30

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Solution

The fourth proportional to 163,880,090.90, 245,788,643.55 and 48,868,385.30 is: 73,293,186.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    163,880,090.90 : 245,788,643.55 = 48,868,385.30 : x
  2. Step 2: Convert to fraction form
    163,880,090.90/245,788,643.55 = 48,868,385.30/x
  3. Step 3: Cross multiply
    163,880,090.90x = 245,788,643.55 × 48,868,385.30
  4. Step 4: Simplify right side
    163,880,090.90x = 12,011,294,135,365,760
  5. Step 5: Solve for x
    x = 12,011,294,135,365,760/163,880,090.90
  6. Step 6: Final answer
    x = 73,293,186.92

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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.