Home / 374,544,001.85-561,816,002.78-306,463,566.65

Finding the Fourth Proportional to 374,544,001.85, 561,816,002.78 and 306,463,566.65

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Solution

The fourth proportional to 374,544,001.85, 561,816,002.78 and 306,463,566.65 is: 459,695,349.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    374,544,001.85 : 561,816,002.78 = 306,463,566.65 : x
  2. Step 2: Convert to fraction form
    374,544,001.85/561,816,002.78 = 306,463,566.65/x
  3. Step 3: Cross multiply
    374,544,001.85x = 561,816,002.78 × 306,463,566.65
  4. Step 4: Simplify right side
    374,544,001.85x = 172,176,136,011,472,768
  5. Step 5: Solve for x
    x = 172,176,136,011,472,768/374,544,001.85
  6. Step 6: Final answer
    x = 459,695,349.98

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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.