Home / 307,885,570.32-461,824,501.70-74,718,213.60

Finding the Fourth Proportional to 307,885,570.32, 461,824,501.70 and 74,718,213.60

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Solution

The fourth proportional to 307,885,570.32, 461,824,501.70 and 74,718,213.60 is: 112,076,385.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    307,885,570.32 : 461,824,501.70 = 74,718,213.60 : x
  2. Step 2: Convert to fraction form
    307,885,570.32/461,824,501.70 = 74,718,213.60/x
  3. Step 3: Cross multiply
    307,885,570.32x = 461,824,501.70 × 74,718,213.60
  4. Step 4: Simplify right side
    307,885,570.32x = 34,506,701,763,734,160
  5. Step 5: Solve for x
    x = 34,506,701,763,734,160/307,885,570.32
  6. Step 6: Final answer
    x = 112,076,385.16

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.