Home / 349,071,727.20-523,607,590.80-154,776,897.60

Finding the Fourth Proportional to 349,071,727.20, 523,607,590.80 and 154,776,897.60

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Solution

The fourth proportional to 349,071,727.20, 523,607,590.80 and 154,776,897.60 is: 232,165,346.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    349,071,727.20 : 523,607,590.80 = 154,776,897.60 : x
  2. Step 2: Convert to fraction form
    349,071,727.20/523,607,590.80 = 154,776,897.60/x
  3. Step 3: Cross multiply
    349,071,727.20x = 523,607,590.80 × 154,776,897.60
  4. Step 4: Simplify right side
    349,071,727.20x = 81,042,358,463,834,304
  5. Step 5: Solve for x
    x = 81,042,358,463,834,304/349,071,727.20
  6. Step 6: Final answer
    x = 232,165,346.40

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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.