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Finding the Fourth Proportional to 53,808,195,779.20, 80,712,293,668.80 and 53,808,195,779.20

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Solution

The fourth proportional to 53,808,195,779.20, 80,712,293,668.80 and 53,808,195,779.20 is: 80,712,293,668.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,808,195,779.20 : 80,712,293,668.80 = 53,808,195,779.20 : x
  2. Step 2: Convert to fraction form
    53,808,195,779.20/80,712,293,668.80 = 53,808,195,779.20/x
  3. Step 3: Cross multiply
    53,808,195,779.20x = 80,712,293,668.80 × 53,808,195,779.20
  4. Step 4: Simplify right side
    53,808,195,779.20x = 4,342,982,899,519,075,123,200
  5. Step 5: Solve for x
    x = 4,342,982,899,519,075,123,200/53,808,195,779.20
  6. Step 6: Final answer
    x = 80,712,293,668.80

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1.5x scale

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.