Home / 560,963,102.67-774,132,972.80-313,454,888.91

Finding the Fourth Proportional to 560,963,102.67, 774,132,972.80 and 313,454,888.91

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Solution

The fourth proportional to 560,963,102.67, 774,132,972.80 and 313,454,888.91 is: 432,569,920.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    560,963,102.67 : 774,132,972.80 = 313,454,888.91 : x
  2. Step 2: Convert to fraction form
    560,963,102.67/774,132,972.80 = 313,454,888.91/x
  3. Step 3: Cross multiply
    560,963,102.67x = 774,132,972.80 × 313,454,888.91
  4. Step 4: Simplify right side
    560,963,102.67x = 242,655,764,989,024,800
  5. Step 5: Solve for x
    x = 242,655,764,989,024,800/560,963,102.67
  6. Step 6: Final answer
    x = 432,569,920.97

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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.