Home / 18,974,502,641.04-28,464,953,794.28-6,380,367,306.36

Finding the Fourth Proportional to 18,974,502,641.04, 28,464,953,794.28 and 6,380,367,306.36

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Solution

The fourth proportional to 18,974,502,641.04, 28,464,953,794.28 and 6,380,367,306.36 is: 9,571,626,935.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,974,502,641.04 : 28,464,953,794.28 = 6,380,367,306.36 : x
  2. Step 2: Convert to fraction form
    18,974,502,641.04/28,464,953,794.28 = 6,380,367,306.36/x
  3. Step 3: Cross multiply
    18,974,502,641.04x = 28,464,953,794.28 × 6,380,367,306.36
  4. Step 4: Simplify right side
    18,974,502,641.04x = 181,616,860,566,126,231,552
  5. Step 5: Solve for x
    x = 181,616,860,566,126,231,552/18,974,502,641.04
  6. Step 6: Final answer
    x = 9,571,626,935.47

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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.