Home / 28,496,131,898.49-39,308,323,833.76-17,772,635,307.08

Finding the Fourth Proportional to 28,496,131,898.49, 39,308,323,833.76 and 17,772,635,307.08

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Solution

The fourth proportional to 28,496,131,898.49, 39,308,323,833.76 and 17,772,635,307.08 is: 24,516,046,827.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,496,131,898.49 : 39,308,323,833.76 = 17,772,635,307.08 : x
  2. Step 2: Convert to fraction form
    28,496,131,898.49/39,308,323,833.76 = 17,772,635,307.08/x
  3. Step 3: Cross multiply
    28,496,131,898.49x = 39,308,323,833.76 × 17,772,635,307.08
  4. Step 4: Simplify right side
    28,496,131,898.49x = 698,612,504,030,017,355,776
  5. Step 5: Solve for x
    x = 698,612,504,030,017,355,776/28,496,131,898.49
  6. Step 6: Final answer
    x = 24,516,046,827.64

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.