Home / 954,078,590,509.83-1,316,626,661,962.70-520,531,273,279.40

Finding the Fourth Proportional to 954,078,590,509.83, 1,316,626,661,962.70 and 520,531,273,279.40

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Solution

The fourth proportional to 954,078,590,509.83, 1,316,626,661,962.70 and 520,531,273,279.40 is: 718,332,178,923.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    954,078,590,509.83 : 1,316,626,661,962.70 = 520,531,273,279.40 : x
  2. Step 2: Convert to fraction form
    954,078,590,509.83/1,316,626,661,962.70 = 520,531,273,279.40/x
  3. Step 3: Cross multiply
    954,078,590,509.83x = 1,316,626,661,962.70 × 520,531,273,279.40
  4. Step 4: Simplify right side
    954,078,590,509.83x = 685,345,352,785,050,348,814,336
  5. Step 5: Solve for x
    x = 685,345,352,785,050,348,814,336/954,078,590,509.83
  6. Step 6: Final answer
    x = 718,332,178,923.36

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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.