Home / 919,634,164.14-1,270,755,224.58-654,856,473.77

Finding the Fourth Proportional to 919,634,164.14, 1,270,755,224.58 and 654,856,473.77

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Solution

The fourth proportional to 919,634,164.14, 1,270,755,224.58 and 654,856,473.77 is: 904,884,048.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    919,634,164.14 : 1,270,755,224.58 = 654,856,473.77 : x
  2. Step 2: Convert to fraction form
    919,634,164.14/1,270,755,224.58 = 654,856,473.77/x
  3. Step 3: Cross multiply
    919,634,164.14x = 1,270,755,224.58 × 654,856,473.77
  4. Step 4: Simplify right side
    919,634,164.14x = 832,162,285,386,909,440
  5. Step 5: Solve for x
    x = 832,162,285,386,909,440/919,634,164.14
  6. Step 6: Final answer
    x = 904,884,048.28

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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.