Home / 288,072,838.17-432,127,825.34-101,303,869.23

Finding the Fourth Proportional to 288,072,838.17, 432,127,825.34 and 101,303,869.23

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Solution

The fourth proportional to 288,072,838.17, 432,127,825.34 and 101,303,869.23 is: 151,962,333.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    288,072,838.17 : 432,127,825.34 = 101,303,869.23 : x
  2. Step 2: Convert to fraction form
    288,072,838.17/432,127,825.34 = 101,303,869.23/x
  3. Step 3: Cross multiply
    288,072,838.17x = 432,127,825.34 × 101,303,869.23
  4. Step 4: Simplify right side
    288,072,838.17x = 43,776,220,708,381,120
  5. Step 5: Solve for x
    x = 43,776,220,708,381,120/288,072,838.17
  6. Step 6: Final answer
    x = 151,962,333.51

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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.