Home / 936,109,491.94-1,291,209,068.78-602,004,409.63

Finding the Fourth Proportional to 936,109,491.94, 1,291,209,068.78 and 602,004,409.63

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Solution

The fourth proportional to 936,109,491.94, 1,291,209,068.78 and 602,004,409.63 is: 830,366,062.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    936,109,491.94 : 1,291,209,068.78 = 602,004,409.63 : x
  2. Step 2: Convert to fraction form
    936,109,491.94/1,291,209,068.78 = 602,004,409.63/x
  3. Step 3: Cross multiply
    936,109,491.94x = 1,291,209,068.78 × 602,004,409.63
  4. Step 4: Simplify right side
    936,109,491.94x = 777,313,553,155,795,456
  5. Step 5: Solve for x
    x = 777,313,553,155,795,456/936,109,491.94
  6. Step 6: Final answer
    x = 830,366,062.78

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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.