Home / 985,683,635.52-1,360,254,166.56-545,657,835.84

Finding the Fourth Proportional to 985,683,635.52, 1,360,254,166.56 and 545,657,835.84

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Solution

The fourth proportional to 985,683,635.52, 1,360,254,166.56 and 545,657,835.84 is: 753,013,764.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    985,683,635.52 : 1,360,254,166.56 = 545,657,835.84 : x
  2. Step 2: Convert to fraction form
    985,683,635.52/1,360,254,166.56 = 545,657,835.84/x
  3. Step 3: Cross multiply
    985,683,635.52x = 1,360,254,166.56 × 545,657,835.84
  4. Step 4: Simplify right side
    985,683,635.52x = 742,233,344,717,472,512
  5. Step 5: Solve for x
    x = 742,233,344,717,472,512/985,683,635.52
  6. Step 6: Final answer
    x = 753,013,764.22

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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.