Home / 72,536,804.80-108,734,348.40-64,884,054.40

Finding the Fourth Proportional to 72,536,804.80, 108,734,348.40 and 64,884,054.40

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Solution

The fourth proportional to 72,536,804.80, 108,734,348.40 and 64,884,054.40 is: 97,262,698.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    72,536,804.80 : 108,734,348.40 = 64,884,054.40 : x
  2. Step 2: Convert to fraction form
    72,536,804.80/108,734,348.40 = 64,884,054.40/x
  3. Step 3: Cross multiply
    72,536,804.80x = 108,734,348.40 × 64,884,054.40
  4. Step 4: Simplify right side
    72,536,804.80x = 7,055,125,376,734,153
  5. Step 5: Solve for x
    x = 7,055,125,376,734,153/72,536,804.80
  6. Step 6: Final answer
    x = 97,262,698.52

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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.