Home / 108,889,219.95-163,333,829.93-84,230,357.55

Finding the Fourth Proportional to 108,889,219.95, 163,333,829.93 and 84,230,357.55

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Solution

The fourth proportional to 108,889,219.95, 163,333,829.93 and 84,230,357.55 is: 126,345,536.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    108,889,219.95 : 163,333,829.93 = 84,230,357.55 : x
  2. Step 2: Convert to fraction form
    108,889,219.95/163,333,829.93 = 84,230,357.55/x
  3. Step 3: Cross multiply
    108,889,219.95x = 163,333,829.93 × 84,230,357.55
  4. Step 4: Simplify right side
    108,889,219.95x = 13,757,666,895,014,792
  5. Step 5: Solve for x
    x = 13,757,666,895,014,792/108,889,219.95
  6. Step 6: Final answer
    x = 126,345,536.33

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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.