Home / 53,021,779,336.76-73,171,606,747.02-28,937,345,706.68

Finding the Fourth Proportional to 53,021,779,336.76, 73,171,606,747.02 and 28,937,345,706.68

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Solution

The fourth proportional to 53,021,779,336.76, 73,171,606,747.02 and 28,937,345,706.68 is: 39,934,383,697.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,021,779,336.76 : 73,171,606,747.02 = 28,937,345,706.68 : x
  2. Step 2: Convert to fraction form
    53,021,779,336.76/73,171,606,747.02 = 28,937,345,706.68/x
  3. Step 3: Cross multiply
    53,021,779,336.76x = 73,171,606,747.02 × 28,937,345,706.68
  4. Step 4: Simplify right side
    53,021,779,336.76x = 2,117,392,080,351,756,550,144
  5. Step 5: Solve for x
    x = 2,117,392,080,351,756,550,144/53,021,779,336.76
  6. Step 6: Final answer
    x = 39,934,383,697.38

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Double scale
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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.