Home / 254,016,361.86-381,034,875.07-121,000,838.10

Finding the Fourth Proportional to 254,016,361.86, 381,034,875.07 and 121,000,838.10

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Solution

The fourth proportional to 254,016,361.86, 381,034,875.07 and 121,000,838.10 is: 181,506,178.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    254,016,361.86 : 381,034,875.07 = 121,000,838.10 : x
  2. Step 2: Convert to fraction form
    254,016,361.86/381,034,875.07 = 121,000,838.10/x
  3. Step 3: Cross multiply
    254,016,361.86x = 381,034,875.07 × 121,000,838.10
  4. Step 4: Simplify right side
    254,016,361.86x = 46,105,539,228,798,792
  5. Step 5: Solve for x
    x = 46,105,539,228,798,792/254,016,361.86
  6. Step 6: Final answer
    x = 181,506,178.94

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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.