Home / 18,779,075,561.80-28,168,613,342.70-10,071,946,217.80

Finding the Fourth Proportional to 18,779,075,561.80, 28,168,613,342.70 and 10,071,946,217.80

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Solution

The fourth proportional to 18,779,075,561.80, 28,168,613,342.70 and 10,071,946,217.80 is: 15,107,919,326.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,779,075,561.80 : 28,168,613,342.70 = 10,071,946,217.80 : x
  2. Step 2: Convert to fraction form
    18,779,075,561.80/28,168,613,342.70 = 10,071,946,217.80/x
  3. Step 3: Cross multiply
    18,779,075,561.80x = 28,168,613,342.70 × 10,071,946,217.80
  4. Step 4: Simplify right side
    18,779,075,561.80x = 283,712,758,617,677,856,768
  5. Step 5: Solve for x
    x = 283,712,758,617,677,856,768/18,779,075,561.80
  6. Step 6: Final answer
    x = 15,107,919,326.70

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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.