Home / 108,766,804.77-163,090,574.15-43,121,440.98

Finding the Fourth Proportional to 108,766,804.77, 163,090,574.15 and 43,121,440.98

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Solution

The fourth proportional to 108,766,804.77, 163,090,574.15 and 43,121,440.98 is: 64,658,519.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    108,766,804.77 : 163,090,574.15 = 43,121,440.98 : x
  2. Step 2: Convert to fraction form
    108,766,804.77/163,090,574.15 = 43,121,440.98/x
  3. Step 3: Cross multiply
    108,766,804.77x = 163,090,574.15 × 43,121,440.98
  4. Step 4: Simplify right side
    108,766,804.77x = 7,032,700,567,387,931
  5. Step 5: Solve for x
    x = 7,032,700,567,387,931/108,766,804.77
  6. Step 6: Final answer
    x = 64,658,519.50

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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.