Home / 528,168,042,975.55-792,297,701,398.20-145,712,118,293.71

Finding the Fourth Proportional to 528,168,042,975.55, 792,297,701,398.20 and 145,712,118,293.71

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Solution

The fourth proportional to 528,168,042,975.55, 792,297,701,398.20 and 145,712,118,293.71 is: 218,580,767,854.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    528,168,042,975.55 : 792,297,701,398.20 = 145,712,118,293.71 : x
  2. Step 2: Convert to fraction form
    528,168,042,975.55/792,297,701,398.20 = 145,712,118,293.71/x
  3. Step 3: Cross multiply
    528,168,042,975.55x = 792,297,701,398.20 × 145,712,118,293.71
  4. Step 4: Simplify right side
    528,168,042,975.55x = 115,447,376,389,969,020,977,152
  5. Step 5: Solve for x
    x = 115,447,376,389,969,020,977,152/528,168,042,975.55
  6. Step 6: Final answer
    x = 218,580,767,854.81

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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.