Home / 2,842,316,329.69-3,922,133,306.07-1,572,129,976.69

Finding the Fourth Proportional to 2,842,316,329.69, 3,922,133,306.07 and 1,572,129,976.69

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Solution

The fourth proportional to 2,842,316,329.69, 3,922,133,306.07 and 1,572,129,976.69 is: 2,169,393,771.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,842,316,329.69 : 3,922,133,306.07 = 1,572,129,976.69 : x
  2. Step 2: Convert to fraction form
    2,842,316,329.69/3,922,133,306.07 = 1,572,129,976.69/x
  3. Step 3: Cross multiply
    2,842,316,329.69x = 3,922,133,306.07 × 1,572,129,976.69
  4. Step 4: Simplify right side
    2,842,316,329.69x = 6,166,103,343,057,974,272
  5. Step 5: Solve for x
    x = 6,166,103,343,057,974,272/2,842,316,329.69
  6. Step 6: Final answer
    x = 2,169,393,771.78

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Double scale
Find fourth proportional to 2,842,316,330.69, 3,922,133,307.45 and 1,572,129,977.69
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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.