Home / 121,157,276.80-181,798,900.80-53,006,857.60

Finding the Fourth Proportional to 121,157,276.80, 181,798,900.80 and 53,006,857.60

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Solution

The fourth proportional to 121,157,276.80, 181,798,900.80 and 53,006,857.60 is: 79,537,842.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    121,157,276.80 : 181,798,900.80 = 53,006,857.60 : x
  2. Step 2: Convert to fraction form
    121,157,276.80/181,798,900.80 = 53,006,857.60/x
  3. Step 3: Cross multiply
    121,157,276.80x = 181,798,900.80 × 53,006,857.60
  4. Step 4: Simplify right side
    121,157,276.80x = 9,636,588,446,542,126
  5. Step 5: Solve for x
    x = 9,636,588,446,542,126/121,157,276.80
  6. Step 6: Final answer
    x = 79,537,842.89

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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.