Home / 330,091,808.40-495,137,712.60-157,904,924.40

Finding the Fourth Proportional to 330,091,808.40, 495,137,712.60 and 157,904,924.40

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Solution

The fourth proportional to 330,091,808.40, 495,137,712.60 and 157,904,924.40 is: 236,857,386.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    330,091,808.40 : 495,137,712.60 = 157,904,924.40 : x
  2. Step 2: Convert to fraction form
    330,091,808.40/495,137,712.60 = 157,904,924.40/x
  3. Step 3: Cross multiply
    330,091,808.40x = 495,137,712.60 × 157,904,924.40
  4. Step 4: Simplify right side
    330,091,808.40x = 78,184,683,075,691,936
  5. Step 5: Solve for x
    x = 78,184,683,075,691,936/330,091,808.40
  6. Step 6: Final answer
    x = 236,857,386.60

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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.