Home / 88,605,937.80-132,643,485.90-52,685,656.20

Finding the Fourth Proportional to 88,605,937.80, 132,643,485.90 and 52,685,656.20

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Solution

The fourth proportional to 88,605,937.80, 132,643,485.90 and 52,685,656.20 is: 78,870,663.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,605,937.80 : 132,643,485.90 = 52,685,656.20 : x
  2. Step 2: Convert to fraction form
    88,605,937.80/132,643,485.90 = 52,685,656.20/x
  3. Step 3: Cross multiply
    88,605,937.80x = 132,643,485.90 × 52,685,656.20
  4. Step 4: Simplify right side
    88,605,937.80x = 6,988,409,095,296,948
  5. Step 5: Solve for x
    x = 6,988,409,095,296,948/88,605,937.80
  6. Step 6: Final answer
    x = 78,870,663.40

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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.