Home / 528,168,042,974.57-792,297,701,396.68-145,712,118,292.71

Finding the Fourth Proportional to 528,168,042,974.57, 792,297,701,396.68 and 145,712,118,292.71

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Solution

The fourth proportional to 528,168,042,974.57, 792,297,701,396.68 and 145,712,118,292.71 is: 218,580,767,853.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    528,168,042,974.57 : 792,297,701,396.68 = 145,712,118,292.71 : x
  2. Step 2: Convert to fraction form
    528,168,042,974.57/792,297,701,396.68 = 145,712,118,292.71/x
  3. Step 3: Cross multiply
    528,168,042,974.57x = 792,297,701,396.68 × 145,712,118,292.71
  4. Step 4: Simplify right side
    528,168,042,974.57x = 115,447,376,388,955,257,700,352
  5. Step 5: Solve for x
    x = 115,447,376,388,955,257,700,352/528,168,042,974.57
  6. Step 6: Final answer
    x = 218,580,767,853.30

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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.