Home / 291,464,334.48-437,132,038.32-84,157,763.52

Finding the Fourth Proportional to 291,464,334.48, 437,132,038.32 and 84,157,763.52

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Solution

The fourth proportional to 291,464,334.48, 437,132,038.32 and 84,157,763.52 is: 126,218,032.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    291,464,334.48 : 437,132,038.32 = 84,157,763.52 : x
  2. Step 2: Convert to fraction form
    291,464,334.48/437,132,038.32 = 84,157,763.52/x
  3. Step 3: Cross multiply
    291,464,334.48x = 437,132,038.32 × 84,157,763.52
  4. Step 4: Simplify right side
    291,464,334.48x = 36,788,054,707,950,136
  5. Step 5: Solve for x
    x = 36,788,054,707,950,136/291,464,334.48
  6. Step 6: Final answer
    x = 126,218,032.04

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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.