Home / 145,382,337.04-218,075,405.07-48,338,044.66

Finding the Fourth Proportional to 145,382,337.04, 218,075,405.07 and 48,338,044.66

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Solution

The fourth proportional to 145,382,337.04, 218,075,405.07 and 48,338,044.66 is: 72,507,698.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    145,382,337.04 : 218,075,405.07 = 48,338,044.66 : x
  2. Step 2: Convert to fraction form
    145,382,337.04/218,075,405.07 = 48,338,044.66/x
  3. Step 3: Cross multiply
    145,382,337.04x = 218,075,405.07 × 48,338,044.66
  4. Step 4: Simplify right side
    145,382,337.04x = 10,541,338,669,521,250
  5. Step 5: Solve for x
    x = 10,541,338,669,521,250/145,382,337.04
  6. Step 6: Final answer
    x = 72,507,698.56

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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.