Home / 1,210,179,937.77-1,670,004,223.97-674,303,914.98

Finding the Fourth Proportional to 1,210,179,937.77, 1,670,004,223.97 and 674,303,914.98

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Solution

The fourth proportional to 1,210,179,937.77, 1,670,004,223.97 and 674,303,914.98 is: 930,514,835.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,210,179,937.77 : 1,670,004,223.97 = 674,303,914.98 : x
  2. Step 2: Convert to fraction form
    1,210,179,937.77/1,670,004,223.97 = 674,303,914.98/x
  3. Step 3: Cross multiply
    1,210,179,937.77x = 1,670,004,223.97 × 674,303,914.98
  4. Step 4: Simplify right side
    1,210,179,937.77x = 1,126,090,386,252,736,256
  5. Step 5: Solve for x
    x = 1,126,090,386,252,736,256/1,210,179,937.77
  6. Step 6: Final answer
    x = 930,514,835.94

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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.