Home / 86,623,854.96-129,949,652.88-34,808,362.32

Finding the Fourth Proportional to 86,623,854.96, 129,949,652.88 and 34,808,362.32

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Solution

The fourth proportional to 86,623,854.96, 129,949,652.88 and 34,808,362.32 is: 52,218,117.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    86,623,854.96 : 129,949,652.88 = 34,808,362.32 : x
  2. Step 2: Convert to fraction form
    86,623,854.96/129,949,652.88 = 34,808,362.32/x
  3. Step 3: Cross multiply
    86,623,854.96x = 129,949,652.88 × 34,808,362.32
  4. Step 4: Simplify right side
    86,623,854.96x = 4,523,334,600,805,271
  5. Step 5: Solve for x
    x = 4,523,334,600,805,271/86,623,854.96
  6. Step 6: Final answer
    x = 52,218,117.09

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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.