Home / 121,248,574.60-181,872,861.90-44,561,638.30

Finding the Fourth Proportional to 121,248,574.60, 181,872,861.90 and 44,561,638.30

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Solution

The fourth proportional to 121,248,574.60, 181,872,861.90 and 44,561,638.30 is: 66,842,457.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    121,248,574.60 : 181,872,861.90 = 44,561,638.30 : x
  2. Step 2: Convert to fraction form
    121,248,574.60/181,872,861.90 = 44,561,638.30/x
  3. Step 3: Cross multiply
    121,248,574.60x = 181,872,861.90 × 44,561,638.30
  4. Step 4: Simplify right side
    121,248,574.60x = 8,104,552,688,573,650
  5. Step 5: Solve for x
    x = 8,104,552,688,573,650/121,248,574.60
  6. Step 6: Final answer
    x = 66,842,457.45

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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.