Home / 648,421,158.84-894,810,517.02-351,061,023.48

Finding the Fourth Proportional to 648,421,158.84, 894,810,517.02 and 351,061,023.48

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Solution

The fourth proportional to 648,421,158.84, 894,810,517.02 and 351,061,023.48 is: 484,458,428.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    648,421,158.84 : 894,810,517.02 = 351,061,023.48 : x
  2. Step 2: Convert to fraction form
    648,421,158.84/894,810,517.02 = 351,061,023.48/x
  3. Step 3: Cross multiply
    648,421,158.84x = 894,810,517.02 × 351,061,023.48
  4. Step 4: Simplify right side
    648,421,158.84x = 314,133,095,925,709,184
  5. Step 5: Solve for x
    x = 314,133,095,925,709,184/648,421,158.84
  6. Step 6: Final answer
    x = 484,458,428.97

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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.