Home / 85,749,783.84-118,333,266.48-46,592,160.48

Finding the Fourth Proportional to 85,749,783.84, 118,333,266.48 and 46,592,160.48

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Solution

The fourth proportional to 85,749,783.84, 118,333,266.48 and 46,592,160.48 is: 64,296,401.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    85,749,783.84 : 118,333,266.48 = 46,592,160.48 : x
  2. Step 2: Convert to fraction form
    85,749,783.84/118,333,266.48 = 46,592,160.48/x
  3. Step 3: Cross multiply
    85,749,783.84x = 118,333,266.48 × 46,592,160.48
  4. Step 4: Simplify right side
    85,749,783.84x = 5,513,402,541,958,765
  5. Step 5: Solve for x
    x = 5,513,402,541,958,765/85,749,783.84
  6. Step 6: Final answer
    x = 64,296,401.64

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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.