Home / 820,080,020,641.14-1,131,710,034,860.60-490,483,053,106.11

Finding the Fourth Proportional to 820,080,020,641.14, 1,131,710,034,860.60 and 490,483,053,106.11

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Solution

The fourth proportional to 820,080,020,641.14, 1,131,710,034,860.60 and 490,483,053,106.11 is: 676,866,377,863.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    820,080,020,641.14 : 1,131,710,034,860.60 = 490,483,053,106.11 : x
  2. Step 2: Convert to fraction form
    820,080,020,641.14/1,131,710,034,860.60 = 490,483,053,106.11/x
  3. Step 3: Cross multiply
    820,080,020,641.14x = 1,131,710,034,860.60 × 490,483,053,106.11
  4. Step 4: Simplify right side
    820,080,020,641.14x = 555,084,593,129,249,298,186,240
  5. Step 5: Solve for x
    x = 555,084,593,129,249,298,186,240/820,080,020,641.14
  6. Step 6: Final answer
    x = 676,866,377,863.08

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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.