Home / 877,502,680.32-1,210,936,384.26-481,026,524.16

Finding the Fourth Proportional to 877,502,680.32, 1,210,936,384.26 and 481,026,524.16

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Solution

The fourth proportional to 877,502,680.32, 1,210,936,384.26 and 481,026,524.16 is: 663,807,111.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    877,502,680.32 : 1,210,936,384.26 = 481,026,524.16 : x
  2. Step 2: Convert to fraction form
    877,502,680.32/1,210,936,384.26 = 481,026,524.16/x
  3. Step 3: Cross multiply
    877,502,680.32x = 1,210,936,384.26 × 481,026,524.16
  4. Step 4: Simplify right side
    877,502,680.32x = 582,492,519,899,465,984
  5. Step 5: Solve for x
    x = 582,492,519,899,465,984/877,502,680.32
  6. Step 6: Final answer
    x = 663,807,111.89

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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.