Home / 85,622,985.40-118,159,720.64-46,464,762.09

Finding the Fourth Proportional to 85,622,985.40, 118,159,720.64 and 46,464,762.09

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Solution

The fourth proportional to 85,622,985.40, 118,159,720.64 and 46,464,762.09 is: 64,121,372.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    85,622,985.40 : 118,159,720.64 = 46,464,762.09 : x
  2. Step 2: Convert to fraction form
    85,622,985.40/118,159,720.64 = 46,464,762.09/x
  3. Step 3: Cross multiply
    85,622,985.40x = 118,159,720.64 × 46,464,762.09
  4. Step 4: Simplify right side
    85,622,985.40x = 5,490,263,308,158,463
  5. Step 5: Solve for x
    x = 5,490,263,308,158,463/85,622,985.40
  6. Step 6: Final answer
    x = 64,121,372.11

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.