Home / 13,001,556,412.80-17,943,254,416.26-7,363,775,193.12

Finding the Fourth Proportional to 13,001,556,412.80, 17,943,254,416.26 and 7,363,775,193.12

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Solution

The fourth proportional to 13,001,556,412.80, 17,943,254,416.26 and 7,363,775,193.12 is: 10,162,636,499.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,001,556,412.80 : 17,943,254,416.26 = 7,363,775,193.12 : x
  2. Step 2: Convert to fraction form
    13,001,556,412.80/17,943,254,416.26 = 7,363,775,193.12/x
  3. Step 3: Cross multiply
    13,001,556,412.80x = 17,943,254,416.26 × 7,363,775,193.12
  4. Step 4: Simplify right side
    13,001,556,412.80x = 132,130,091,754,296,262,656
  5. Step 5: Solve for x
    x = 132,130,091,754,296,262,656/13,001,556,412.80
  6. Step 6: Final answer
    x = 10,162,636,499.75

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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.